30 research outputs found

    Codes of Commitment to Crime and Resistance: Determining Social and Cultural Factors over the Behaviors of Italian Mafia Women

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    This article categorizes thirty-three women in four main Italian Mafia groups and explores social and cultural behaviors of these women. This study introduces the feminist theory of belief and action. The theoretical inquiry investigates the sometimes conflicting behaviors of women when they are subject to systematic oppression. I argue that there is a cultural polarization among the categorized sub-groups. Conservative radicals give their support to the Mafia while defectors and rebels resist the Mafia. After testing the theory, I assert that emancipation of women depends on the strength of their beliefs to perform actions against the Mafiosi culture

    Authors' response: Mezei et al's "Comments on a recent case-control study of malignant mesothelioma of the pericardium and the tunica vaginalis testis"

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    : Mezei et al's letter (1) is an opportunity to provide more details about our study on pericardial and tunica vaginalis testis (TVT) mesothelioma (2), which is based on the Italian national mesothelioma registry (ReNaM): a surveillance system on mesothelioma, with individual asbestos exposure assessment. Incidence of pericardial mesothelioma has been estimated around 0.5 and 0.2 cases per 10 million person-years in men and women, respectively, and around 1 case for TVT mesothelioma. ReNaM collected 138 cases thanks to its long period of observation (1993-2015) and national coverage. Conducting a population-based case-control study with incidence-density sampling of controls across Italy and over a 23 year time-span should have been planned in 1993 and would have been beyond feasibility and ReNaM scope. We rather exploited two existing series of controls (3). The resulting incomplete time- and spatial matching of cases and controls is a limitation of our study and has been acknowledged in our article. The analysis of case-control studies can nevertheless be accomplished in logistic models accounting for the variables of interest, in both individually and frequency matched studies (4). Furthermore, analyses restricted to (i) regions with enrolled controls, (ii) cases with definite diagnosis, (iii) incidence period 2000-2015, and (iv) subjects born before 1950 have been provided in the manuscript, confirming the strength of the association with asbestos exposure (supplemental material tables S4-7). Following Mezei et al's suggestion, we performed further sensitivity analyses by restriction to regions with controls and fitting conditional regression models using risk-sets made of combinations of age and year of birth categories (5-year classes for both). We confirmed positive associations with occupational exposure to asbestos of pericardial mesothelioma, with odds ratios (OR) (adjusted for region) of 9.16 among women [95% confidence interval (CI) 0.56-150] and 5.63 (95% CI 1.02-31.0) among men; for TVT mesothelioma the OR was 7.70 (95% CI 2.89-20.5). Using risk sets of age categories and introducing year of birth (5-year categories) as a covariate (dummy variables) the OR were similar: OR (adjusted for region) of 9.17 among women (95% CI 0.56-150) and 5.76 (95% CI 1.07-31.0) among men; for TVT the OR was 9.86 (95% CI 3.46-28.1). Possible bias from incomplete geographical overlap between cases and controls has been addressed in the paper (table S4) and above. In spatially restricted analyses, OR were larger than in those including cases from the whole country, indicating that bias was towards the null. Mezei et al further noted that "the regional distribution of controls is different from that of person-time observed". This objection is not relevant because the above analyses were adjusted by region. Our controls were provided by a population-based study on pleural mesothelioma (called MISEM) and a hospital-based study on cholangiocarcinoma (called CARA). In MISEM, the response rate was 48.4%, a low but not unexpected rate as participation among population controls is usually lower and has been declining over time (5). It is important to underline that ReNaM applied the same questionnaire that was used for interviews and carried out the same exposure assessment as both MISEM and CARA. As repeatedly stated in ReNaM papers (6-7), each regional operating center assesses asbestos exposure based on the individual questionnaire, other available information, and knowledge of local industries. Occupational exposure to asbestos is classified as definite, probable or possible. Occupational exposure is (i) definite when the subject`s work was reported or otherwise known to have involved the use of asbestos or asbestos-containing materials (MCA); (ii) probable when subjects worked in factories where asbestos or MCA were used, but their personal exposure could not be documented; and (iii) possible when they were employed in industrial activities known to entail the use of asbestos or MCA. Hence, the definite and probable categories are closer to one another and were combined in our analyses. In any case, restricting analyses to subjects with definite occupational exposure and using each set of controls separately, as suggested by Mezei et al, yielded elevated OR for TVT and pericardial mesothelioma among men using both the above described modelling strategies; the OR could not be calculated for women. There were 70 (25 pericardial and 45 TVT) occupationally exposed mesothelioma cases. In population-based studies, analyses by occupation are limited by the low prevalence of most specific jobs. As briefly reported in our paper, for purely descriptive purposes, the industrial activity of exposure (cases may have multiple exposures), were construction (22 exposures, 7 and 15 for pericardial and TVT mesotheliomas, respectively), steel mills and other metal working industries (4 and 11), textile industries (2 and 3), and agriculture (2 and 5); other sectors had lower exposure frequencies. The absence of industries like asbestos-cement production, shipbuilding and railway carriages production/repair should not be surprising and had already been observed (7). In the Italian multicenter cohort study of asbestos workers (8), given the person-years of observation accrued by workers employed in these industries and gender- and site-specific crude incidence rates, approximately 0.1 case of pericardial and 0.2 of TVT mesothelioma would have been expected from 1970 to 2010. Even increasing ten-fold such figures to account for higher occupational risks among these workers would not change much. Asbestos exposure in agriculture has been repeatedly discussed in ReNaM reports (9: pages 70, 73, 128, 164 and 205). Exposure opportunities included the presence of asbestos in wine production, reuse of hessian bags previously containing asbestos, or construction and maintenance of rural buildings. Similarly, mesothelioma cases and agricultural workers exposed to asbestos have been noted in France (10). In conclusion, the additional analyses we performed according to Mezei et al's suggestions confirm the association between asbestos exposure and pericardial and TVT mesothelioma, supporting the causal role of asbestos for all mesotheliomas. ReNaM`s continuing surveillance system with national coverage is a precious platform for launching analytical studies on pleural and extra pleural mesothelioma. References 1. Mezei G, Chang ET, Mowat FS, Moolgavkar SH. Comments on a recent case-control study of malignant mesothelioma of the pericardium and the tunica vaginalis testis Scand J Work Environ Health. 2021;47(1):85-86. https://doi.org/10.5271/3909 2. Marinaccio A, Consonni D, Mensi C, Mirabelli D, Migliore E, Magnani C et al.; ReNaM Working Group. Association between asbestos exposure and pericardial and tunica vaginalis testis malignant mesothelioma: a case-control study and epidemiological remarks. Scand J Work Environ Health. 2020;46(6):609-617. https://doi.org/10.5271/sjweh.3895. 3. Greenland S. Control-initiated case-control studies. Int J Epidemiol 1985 Mar;14(1):130-4. https://doi.org/10.1093/ije/14.1.130. 4. Pearce N. Analysis of matched case-control studies. BMJ 2016 Feb;352:i969. https://doi.org/10.1136/bmj.i969. 5. Bigert C, Gustavsson P, Straif K, Pesch B, Brüning T, Kendzia B et al. Lung cancer risk among cooks when accounting for tobacco smoking: a pooled analysis of case-control studies from Europe, Canada, New Zealand, and China. J Occup Environ Med 2015 Feb;57(2):202-9. https://doi.org/10.1097/JOM.0000000000000337. 6. Marinaccio A, Binazzi A, Marzio DD, Scarselli A, Verardo M, Mirabelli D et al.; ReNaM Working Group. Pleural malignant mesothelioma epidemic: incidence, modalities of asbestos exposure and occupations involved from the Italian National Register. Int J Cancer 2012 May;130(9):2146-54. https://doi.org/10.1002/ijc.26229. 7. Marinaccio A, Binazzi A, Di Marzio D, Scarselli A, Verardo M, Mirabelli D et al. Incidence of extrapleural malignant mesothelioma and asbestos exposure, from the Italian national register. Occup Environ Med 2010 Nov;67(11):760-5. https://doi.org/10.1136/oem.2009.051466. 8. Ferrante D, Chellini E, Merler E, Pavone V, Silvestri S, Miligi L et al.; the working group. Italian pool of asbestos workers cohorts: mortality trends of asbestos-related neoplasms after long time since first exposure. Occup Environ Med 2017 Dec;74(12):887-98. https://doi.org/10.1136/oemed-2016-104100. 9. ReNaM VI Report. Available from: https://www.inail.it/cs/internet/docs/alg-pubbl-registro-nazionale-mesoteliomi-6-rapporto.pdf. Italian 10. Marant Micallef C, Shield KD, Vignat J, Baldi I, Charbotel B, Fervers B et al. Cancers in France in 2015 attributable to occupational exposures. Int J Hyg Environ Health 2019 Jan;222(1):22-9. https://doi.org/10.1016/j.ijheh.2018.07.015

    Pleural mesothelioma risk in the construction industry: a case-control study in Italy, 2000-2018

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    Objectives Workers in the construction industry have been exposed to asbestos in various occupations. In Italy, a National Mesothelioma Registry has been implemented more than 20 years ago. Using cases selected from this registry and exploiting existing control data sets, we estimated relative risks for pleural mesothelioma (PM) among construction workers. DesignCase-control study. SettingCases from the National Mesothelioma Registry (2000-2018), controls from three previous case-control studies. MethodsWe selected male PM incident cases diagnosed in 2000-2018. Population controls were taken from three studies performed in six Italian regions within two periods (2002-2004 and 2012-2016). Age-adjusted and period-adjusted unconditional logistic regression models were fitted to estimate odds ratios (OR) for occupations in the construction industry. We followed two approaches, one (primary) excluding and the other (secondary) including subjects employed in other non-construction blue collar occupations for >5 years. For both approaches, we performed an overall analysis including all cases and, given the incomplete temporal and geographic overlap of cases and controls, three time or/and space restricted sensitivity analyses. ResultsThe whole data set included 15 592 cases and 2210 controls. With the primary approach (4797 cases and 1085 controls), OR was 3.64 (2181 cases) for subjects ever employed in construction. We found elevated risks for blue-collar occupations (1993 cases, OR 4.52), including bricklayers (988 cases, OR 7.05), general construction workers (320 cases, OR 4.66), plumbers and pipe fitters (305 cases, OR 9.13), painters (104 cases, OR 2.17) and several others. Sensitivity analyses yielded very similar findings. Using the secondary approach, we observed similar patterns, but ORs were remarkably lower. ConclusionsWe found markedly increased PM risks for most occupations in the construction industry. These findings are relevant for compensation of subjects affected with mesothelioma in the construction industry

    Bone mineral density and sex hormones in HIV-infected men

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    In men with HIV bone mineral density depends on estrogens and not from testosterone as in non HIV-infected men

    Impairment of GH Secretion in Women Affected by HIV-Related Adipose Tissue Redistribution Syndrome (HARS)

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    This study suggests that relative GH deficiency is common among females with HIV-related lipodystrophy if compared with matched control

    GH response to GHRH plus arginine is impaired in lipoatrophic women with human immunodeficiency virus compared with controls

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    Objective: GH secretion is impaired in lipodystrophic human immunodeficiency virus (HIV) patients and inversely related to lipodystrophy-related fat redistribution in men. Less is known about the underlying mechanisms involved in reduced GH secretion in HIV-infected women.Design: A case–control, cross-sectional study comparing GH/IGF1 status, body composition, and metabolic parameters in 92 nonobese women with HIV-related lipodystrophy and 63 healthy controls matched for age, ethnicity, sex, and body mass index (BMI).Methods: GH, IGF1, IGF binding protein 3 (IGFBP3), GH after GHRH plus arginine (GHRHCArg), several metabolic variables, and body composition were evaluated.Results: GH response to GHRHCArg was lower in HIV-infected females than in controls. Using a cutoff of peak GH %7.5 mg/l, 20.6% of HIV-infected females demonstrated reduced peak GH response after GHRHCArg. In contrast, none of the control subjects demonstrated a peak GH response %7.5 mg/l. Bone mineral density (BMD), quality of life, IGF1, and IGFBP3 were lowest in the HIV-infected females with a GH peak %7.5 mg/l. BMI was the main predictive factor of GH peak in stepwise multiregression analysis followed by age, with a less significant effect of visceral fat in the HIV-infected females. Conclusions: This study establishes that i) GH response to GHRHCArg is lower in lipoatrophic HIV- infected women than in healthy matched controls, ii) BMI more than visceral adipose tissue or trunk fat influences GH peak in this population, and iii) HIV-infected women with a GH peak below or equal to 7.5 mg/l demonstrate reduced IGF1, IGFBP3, BMD, and quality of life

    Sex steroids and HIV-related osteoporosis in men: low circulating estrogens are associated with impaired bone mineral density (BMD)

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    The study investigates the role of sex steroids on HIV-related osteoporosis, suggesting that relative estrogen deficiency might play a role even in this particular type of bone demineralization

    Sex steroids in ageing male and female

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    This study demonstrates the sex differences in sex steroid function between aging male and femal

    IPERTENSIONE IN BAMBINI ED ADOLESCENTI AFFETTI DA DIABETE DI TIPO 1: ALTA PREVALENZA IDENTIFICATA TRAMITE L’UTILIZZO DEL MONITORAGGIO PRESSORIO AMBULATORIALE

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    OBIETTIVI - L’ipertensione nei bambini ed adolescenti con diabete di tipo 1 (DM1) è associata ad un aumentato rischio di complicanze cardiovascolari in età adulta. Il monitoraggio pressorio ambulatoriale (24h-ABPM) consente la registrazione dei valori pressori per 24 ore in un ambiente non medico; tuttavia, i dati sulla sua utilità in età evolutiva sono ancora controversi. Gli obiettivi di questo studio sono stati quelli di confrontare la prevalenza di ipertensione utilizzando sia il metodo oscillometrico tradizionale sia il 24h-ABPM ovvero di valutare l’utilità del 24h-ABPM nella diagnosi precoce di ipertensione al fi ne di iniziare un trattamento precoce. METODI - Sono stati reclutati 40 bambini ed adolescenti (52.5% maschi) con DM1 (13.6±2.56 anni; durata DM1 >1 anno) e raccolti dati antropometrici, metabolici (HbA1c, assetto lipidico, funzionalità renale) e pressione arteriosa (sfigmomanometro oscillometrico e 24h-ABPM). L’ipertensione è stata definita come: A) pressione arteriosa sistolica (SBP) superiore al 95° percentile per età, sesso e percentile di altezza con sfigmomanometro oscillometrico; B) SBP superiore al 95° percentile per un tempo >25% con 24h-ABPM. RISULTATI - Utilizzando lo sfigmomanometro oscillometrico durante la visita clinica, sono risultati ipertesi 9 pazienti su 40 (22.5%) mentre, tramite 24h-ABPM, la prevalenza di ipertensione è risultata significativamente maggiore (57.5%; χ2=8.58, p=0.003). I pazienti risultati ipertesi con 24h-ABPM avevano una durata di DM1 più lunga rispetto ai normotesi (8.04±3.22 vs. 5.76±1.85 anni, rispettivamente, p=0.013). Utilizzando le curve ROC abbiamo identificato i 6.5 anni dall’esordio del DM1 come cut-off predittivo di carico SBP >25% (AUC 0.716). L’analisi multivariata ha permesso di identifi care la durata della malattia (β=0.49, SE 0.17, p=0.006) ed il z-score BMI (β=0.41, SE 0.20, p=0.049) come principali fattori predittivi per il carico di SBP >95° percentile. I nostri dati non hanno supportato una relazione tra ipertensione, controllo metabolico, profilo lipidico ed indici di funzionalità renale. CONCLUSIONI - 24h-ABPM ha permesso di identificare una maggiore prevalenza di ipertensione e potrebbe essere introdotta nella comune pratica clinica a distanza di 6 anni dall’esordio del DM1. 24h-ABPM può essere considerato uno strumento utile per identificare precocemente i soggetti con ipertensione che possono beneficiare di un trattamento precoce per prevenire le complicanze renali e cardiovascolari
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