Prevalence and risk factors of depressive and anxiety symptoms and functional constipation among university students in Eastern China

Table 5 Population attributable risk proportions of risk factors for depressive and anxiety symptoms and functional constipation

Risk factor	Overall PARP (95%CI)	Male PARP (95%CI)	Female PARP (95%CI)	P for interaction1
Depressive symptoms
Parental relationship				< 0.001
Moderate vs harmonious	22.3 (19.7–4.8)	20.5 (17.6–23.4)	23.9 (21.1–26.6)
Conflicted vs harmonious	16.3 (14.1–8.4)	15.6 (13.2–18.1)	16.4 (13.9–18.9)
Annual household income				< 0.001
Good vs better	7.8 (5.3–10.2)	10.6 (7.2–13.9)	5.0 (2.4–7.6)
Fair vs better	22.7 (19.1–6.2)	27.3 (22.9–31.6)	18.2 (14.4–21.9)
FC (yes vs no)	15.1 (11.9–8.2)	12.1 (8.2–16.0)	17.4 (13.0–21.7)	< 0.001
Smoking (yes vs no)	1.2 (0.0–3.0)	4.1 (0.7–7.4)	−1.8 (−4.1 to 0.5)	0.016
Anxiety symptoms
Parental relationship				< 0.001
Moderate vs harmonious	19.7 (17.4–2.0)	19.9 (17.2–22.6)	19.6 (17.0–22.1)
Conflicted vs harmonious	13.8 (11.8–5.7)	15.2 (12.8–17.5)	12.4 (10.2–14.6)
Annual household income				< 0.001
Good vs better	9.3 (6.2–12.4)	9.5 (5.8–13.1)	9.2 (5.2–13.1)
Fair vs better	18.4 (15.2–1.5)	21.6 (17.5–25.6)	15.9 (12.3–19.4)
FC (yes vs no)	–1.5 (–4.1 to 1.0)	–2.7 (–5.9 to 0.4)	–0.3 (–3.6 to 2.9)	0.061
Smoking (yes vs no)	0.8 (–0.5–2.1)	3.5 (0.1–6.8)	–0.9 (–3.4 to 1.5)	0.056
FC
Depressive symptoms (yes vs no)	11.7 (9.2–14.1)	9.7 (6.5–12.8)	13.2 (10.0–16.3)	< 0.001
Anxiety symptoms (yes vs no)	−1.7 (–4.3 to 0.9)	–3.1 (–6.3 to 0.1)	–0.5 (–3.8 to 2.9)	0.061

¹P value for interaction between gender and risk factors.

FC: Functional constipation; PARP: Population attributable risk proportion.