Table 2. Crude hazard ratios of psychiatric disorders in the univariate models using Cox regression.

Variable	Any psychiatric disorders	TSRD	Depressive disorders	Anxiety	Alcohol and other substance dependence
	HR (95% CI)
Age at baseline, years
≤35	1.00	1.00	1.00	1.00	1.00
>35	0.85 (0.72–1.01)	1.02 (0.76–1.38)	0.88 (0.70–1.10)	0.95 (0.74–1.22)	0.63 (0.40–0.99)*
Sex
Female	1.00	1.00	1.00	1.00	1.00
Male	0.76 (0.63–0.93)***	0.85 (0.59–1.22)	0.73 (0.57–0.94)*	0.60 (0.46–0.79)**	10.14 (3.20–61.65)***
Insured premium before the Index date
<20,000	1.06 (079–1.41)	1.06 (0.50–2.24)	1.21 (0.83–1.76)	0.88 (0.58–1.33)	3.75 (1.32–10.62)**
20,000–24,999	1.17 (0.86–1.60)	1.54 (0.72–3.29)	1.23 (0.82–1.85)	0.98 (0.63–1.53)	3.67 (1.25–10.80)**
25,000–34,999	0.90 (0.66–1.22)	0.87 (0.40–1.91)	0.97 (0.66–1.44)	0.83 (0.55–1.27)	1.93 (0.64–5.83)
35,000–44,999	0.86 (0.63–1.17)	1.34 (0.64–2.81)	0.77 (0.51–1.18)	0.56 (0.56–1.31)	1.74 (0.56–5.40)
≥45,000	1.00	1.00	1.00	1.00	1.00
Hospitalized period immediately after the injury, days
≤7	1.00	1.00	1.00	1.00	1.00
8–14	1.48 (1.13–1.94)**	1.48 (0.79–2.79)	1.69 (1.22–2.35)**	1.50 (1.02–2.19)*	1.43 (0.71–2.88)
>15	1.53 (1.06–2.18)*	1.05 (0.38–2.87)	1.86 (1.22–2.86)**	1.26 (0.72–2.21)	2.18 (1.00–4.76)*
Group
NOI vs Control	1.71 (1.36–2.16)***	2.16 (1.22–4.00)**	1.60 (1.19–2.16)**	1.94 (1.39–2.74)***	4.89 (2.42–11.26)***
OI vs Control	1.93 (1.53–2.43)***	2.41 (1.38–4.43)**	1.87 (1.40–2.51)***	1.91 (1.37–2.70)**	3.83 (1.86–8.93)**
OI vs NOI	1.13 (0.93–1.37)	1.11 (0.71–1.75)	1.17 (0.91–1.50)	0.98 (0.75–1.30)	0.78 (0.49–1.24)

CI, confidence interval; HR, hazard ratio; OI, occupational injury; NOI, no occupational injury; TSRD, trauma and stress-related disorder.

^*P < 0.05; ^**P < 0.01, ^***P < 0.0001.