Baseline characteristics of men, ATBC Study.
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Medians (25th, 75th percentiles) are reported unless otherwise indicated.*P-value for contrast between cases and controls by Wilcoxon rank sum test (medians) and Chi-square test (proportions).†Skin behavior in prolonged direct sunlight (self-reported).‡Light months = May–October, dark months = November–April.Information on skin behavior and sun exposure was ascertained from a follow-up questionnaire which was missing for some men.
创建时间：
2015-12-02
