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Table 1 Background characteristics of the participants (N = 901)

From: The prevalence and risk factors of school absenteeism due to premenstrual disorders in Japanese high school students—a school-based cross-sectional study

Characteristics

Age, years ± SD

17.0 ± 1.0

Regular exercise habits, no. (%)

490 (54.4)

Prefer sweets, no. (%)

712 (79.0)

Prefer salty food, no. (%)

351 (39.0)

Drink coffee, no. (%)

662 (73.2)

  1. SD standard deviation
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BioPsychoSocial Medicine

ISSN: 1751-0759

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