Table 2.

Estimates of coefficients from interrupted time-series analyses: weekly number of suicide attempts and suicide deaths

Variable	Estimate	s.e.	95% CI
			LL	UL
Weekly number of suicide attempts
Suicide attempts (total)
Intercept	99.94***	3.45	93.14	106.73
Time (W)	0.11***	0.02	0.07	0.16
Early COVID	−4.25	9.16	−22.27	13.78
Early COVID_WeelyRate	1.54**	0.53	0.49	2.60
PolicyChange	1.34	11.55	−21.38	24.07
PolicyChange_WeelyRate	−0.36	1.06	−2.45	1.73
Suicide attempts (by sex)
Intercept	65.77***	2.02	61.79	69.74
Sex	−31.61***	2.89	−37.28	−25.93
Time (W)	0.08***	0.01	0.05	0.10
Time (W) × Sex	−0.04*	0.02	−0.08	−0.01
Early COVID	1.17	6.07	−10.75	13.08
Early COVID × Sex	−5.38	8.39	−21.86	11.09
Early COVID_WeelyRate	1.09**	0.35	0.40	1.79
Early COVID_WeelyRate × Sex	−0.78	0.49	−1.74	0.18
PolicyChange	0.21	7.73	−14.96	15.38
PolicyChange × Sex	1.36	10.62	−19.50	22.23
PolicyChange_WeelyRate	0.00	0.70	−1.38	1.38
PolicyChange_WeelyRate × Sex	0.05	0.95	−1.81	1.91
Weekly number of suicide deaths
Suicide deaths (total)
Intercept	9.14***	0.76	7.63	10.64
Time (W)	0.00	0.00	−0.01	0.01
Early COVID	−1.40	2.15	−5.62	2.83
Early COVID_WeelyRate	0.18	0.12	−0.06	0.42
PolicyChange	0.80	2.97	−5.04	6.65
PolicyChange_WeelyRate	−0.42	0.23	−0.87	0.04
Suicide deaths (by sex)
Intercept	3.17***	0.37	2.45	3.89
Sex	2.65***	0.52	1.64	3.66
Time (W)	0.00	0.00	0.00	0.01
Time (W) × Sex	0.00	0.00	−0.01	0.01
Early COVID	−0.72	1.25	−3.17	1.73
Early COVID × Sex	0.45	1.76	−3.00	3.91
Early COVID_WeelyRate	0.06	0.07	−0.08	0.20
Early COVID_WeelyRate × Sex	0.02	0.10	−0.18	0.22
PolicyChange	0.49	1.72	−2.89	3.86
PolicyChange × Sex	0.09	2.40	−4.63	4.82
PolicyChange_WeelyRate	−0.12	0.13	−0.38	0.15
PolicyChange_WeelyRate × Sex	−0.14	0.19	−0.51	0.23

Note. Sex was dummy coded (female = 0 and male = 1).

*p < 0.05, **p < 0.01, ***p < 0.001.