Table 4.

Incidence rate (per 100,000 person-years) of complex regional pain syndrome by sex and age groups (N = 157).

	Incidence	Lower 95% CI	Upper 95% CI
All ages
All	1.14	0.93	1.35
Males	0.39	0.26	0.51
Females	1.93	1.65	2.19
<12 years old
All	0.73	0.56	0.89
Males	0.20	0.14	0.28
Females	1.28	1.06	1.5
≥12 years old
All	1.88	1.61	2.15
Males	0.73	0.56	0.89
Females	3.10	2.76	3.44

CI, confidence interval.