Table 2.

Meta-analytic results on studies reporting rates about pre- and during COVID-19 pandemic periods.

	No. of studies	Pre-COVID-19 (pooled prevalence, 95% CI)	During COVID-19 (pooled prevalence, 95% CI)	Estimated PR between pre- and during COVID-19 pandemic (95% CI)
Panel A. Suicidal behaviors
General population	3	0.00 (0.00–0.22)	0.01 (0.00–0.44)	1.55 (0.97–2.48)
ED setting	4	0.01 (0.00–0.03)	0.01 (0.00–0.09)	1.65 (0.99–2.77)
Psychiatric setting (all periods)	10	0.26 (0.17–0.39)	0.29 (0.19–0.40)	1.07 (0.78–1.47)
Only 2020	4	0.32 (0.14–0.57)	0.28 (0.10–0.57)	0.86 (0.46–1.60)
2020–2021	6	0.23 (0.11–0.42)	0.29 (0.16–0.46)	1.26 (0.92–1.72)
Panel B. Suicidal ideation
General population	3	0.20 (0.11–0.34)	0.19 (0.06–0.47)	0·98 (0.69–1.39)
ED setting	4	0.01 (0.00–0.09)	0.02 (0.00–0.12)	1.38 (0.93–2.05)
Psychiatric setting (all periods)	13	0.36 (0.21–0.54)	0.35 (0.16–0.60)	0.99 (0.88–1.12)
Only 2020	7	0.18 (0.10–0.31)	0.14 (0.04–0.35)	0.79 (0.46–1.39)
2020–2021	6	0.61 (0.45–0.75)	0.69 (0.56–0.80)	1.15 (1.04–1.27)a

Abbreviations: PR, prevalence ratio; ED, emergency departments.

^ap < 0.05.