Relationship between menstruation status and work conditions in Japan

Table 3 Health risk of short interval time (less than 11-h per day) for working women (n = 505) in Japan [odds ratios (ORs), 95% confidence intervals (CIs), and p-values]

Crude odds ratios^a, 95% CIs	Crude ORs (95% CIs) p-values	Adjusted ORs (95% CIs) p-values
Crude odds ratios^a, 95% CIs	Crude ORs (95% CIs) p-values	Psychosocial factors adjusted model^a	Biological factors adjusted model^b	All adjusted model^c
Abnormal menstrual cycle (24 >, >39 days / one cycle)	2.13 (1.04–4.33) 0.038	1.90 (0.92–3.95) 0.085	1.77 (0.85–3.71) 0.128	1.77 (0.84–3.74) 0.134
Decrease in work efficiency for dysmenorrhea symptoms	1.39 (0.71–2.75) 0.340	1.32 (0.66–2.63) 0.428	1.18 (0.59–2.39) 0.640	1.21 (0.60–2.45) 0.599
Anxiety about health	2.33 (1.18–4.60) 0.015	2.20 (1.10–4.40) 0.026	2.08 (1.04–4.16) 0.039	2.07 (1.03–4.17) 0.042
Dissatisfaction with health	2.25 (1.13–4.48) 0.022	2.19 (1.08–4.45) 0.029	2.05 (1.01–4.13) 0.046	2.05 (1.01–4.18) 0.048

^aAdjusted for family care demand, and satisfaction with present social status
^bAdjusted for age, smoking, BMI, dietary habit, and parity
^cAdjusted for age, smoking, BMI, dietary habit, parity, family care demand, and satisfaction with present social status

ISSN: 1751-0759