Correlation of maximal med-expiratory flow curve (MMEF) and the manganese cumulative exposure index (Mn-CEI) in male workers among high exposure group.

<p>Data were analyzed by partial correlation, r = -0.159, <i>p</i><0.01.</p

Pulmonary function values for males by smoking habit per study stage.

<p>Pulmonary function values for males by smoking habit per study stage.</p

Demographic data of the study population.

<p>SD, standard deviation</p><p>Demographic data of the study population.</p

Adjusted effects on lung function of female workers by the levels of age, height and weight.

<p>The results of the analysis of covariance are shown adjusted for age (y) and height (cm), weight (kg). SE, standard error.</p><p>Adjusted effects on lung function of female workers by the levels of age, height and weight.</p

Adjusted effects on lung function of males by the levels of age, height, weight and smoking index.

<p>The results of the analysis of covariance are shown adjusted for age (y) and height (cm), weight (kg) and smoking index. SE, standard error.</p><p>Adjusted effects on lung function of males by the levels of age, height, weight and smoking index.</p

Partial correlation analysis between Mn-CEI and pulmonary function values of workers.

<p>r₁, the partial correlation coefficients of smoking male workers in the high exposure group</p><p>r₂, the partial correlation coefficients of non-smoking male workers in the high exposure group</p><p>r₃, the partial correlation coefficients of female workers</p><p>Partial correlation analysis between Mn-CEI and pulmonary function values of workers.</p

Additional file 1: of Follow-up of the manganese-exposed workers healthy cohort (MEWHC) and biobank management from 2011 to 2017 in China

Table S1. Air monitoring of different workshops and jobs in the ferro-Mn alloy production plant in 2017. (PDF 107 kb

Additional file 3: of Follow-up of the manganese-exposed workers healthy cohort (MEWHC) and biobank management from 2011 to 2017 in China

Table S2. Summary of the number of samples deposited in the biobank obtained from the heavy-metal cohort (MEWHC) initiated in 2011. (PDF 89 kb

Additional file 2: of Follow-up of the manganese-exposed workers healthy cohort (MEWHC) and biobank management from 2011 to 2017 in China

Supplementary information for the biobank of the MEWHC. (PDF 398 kb