Odds ratios for participation according to specific characteristics in multiple logistic regression models, stratified by race and study phase.

<p>The 40–59 year age group was the referent category for age in all models.</p

Cooperation rates: overall and stratified by race (%).

<p>Cooperation rates: overall and stratified by race (%).</p

Flow diagram for the recruitment process of the PCaP study, LA cohort.

<p>^<b>a</b> Diagnosing physicians provided consent to contact 98% of AA and 96% of CA potential subjects in pre-K and 97% of AA and 96% of CA in post-K. ^b The reasons included: i) They changed their mind about enrollment after a visit was scheduled; ii) The scheduled interview ended up being cancelled. ^c The total number of ineligible, enrolled, refused and uncontacted cases were 273, 1234, 754 and 27, respectively.</p

Reasons for ineligibility^d of contacted patients in the PCaP-LA cohort, stratified by race and study phase.

<p>First rows indicate counts, second rows indicate percentages (%).</p

Comparison of percentages of respondents, nonrespondents, and the total contacted sample by specific characteristics.

<p>Comparison of percentages of respondents, nonrespondents, and the total contacted sample by specific characteristics.</p

Odds ratios for participation according to specific characteristics in multiple logistic regression models, stratified by race.

<p>The 40–59 year age group was the referent category.</p

Reasons cited for refusal among eligible research subjects contacted in the PCaP-LA cohort, stratified by race.

<p>First rows indicate counts, second rows indicate percentages (%).</p

Descriptive statistics by prostate cancer aggressiveness and race.

<p>Descriptive statistics by prostate cancer aggressiveness and race.</p

Self-reported race and mean individual ancestry estimates by races and geographic region.

<p>*includes <i>ONLY</i> individuals reporting “no” ethnicity membership.</p><p>**One-way multivariate analysis of variance (MANOVA) models comparing mean CEU and YRI ancestry estimates between research subjects in North Carolina and Louisiana.</p

Age- and multivariable-adjusted odds ratios and 95% confidence intervals for high aggressive prostate cancer by tertiles of plasma 25(OH)D3.

<p>^aAdjusted for age, African ancestry, BMI, total energy intake, alcohol intake, physical activity, smoking status, educational status, PSA screening history, study site, NSAIDs use, and season of blood draw</p><p>Age- and multivariable-adjusted odds ratios and 95% confidence intervals for high aggressive prostate cancer by tertiles of plasma 25(OH)D3.</p