Table 3.

Sex-adjusted odds ratios (95% confidence intervals) for immune thrombocytopenic purpura occurrence after vaccination by age group

Age group (years)	All vaccinations	MR vaccination	Live vaccination	Inactivated vaccination
All	1.39 (0.61–3.14)	3.55 (0.18–216)	2.18 (0.53–9.40)	1.28 (0.52–3.08)
< 18	1.60 (0.68–3.75)	3.53 (0.18–216)	2.19 (0.53–9.50)	1.38 (0.55–3.42)
< 2	1.43 (0.43–4.68)	3.49 (0.17–225)	4.26 (0.80–29.3)	0.99 (0.26–3.55)
2–5	0.38 (0.01–4.11)	Unable to estimate	Unable to estimate	0.38 (0.01–4.11)
6–17	13.6 (1.23–747)	Unable to estimate	Unable to estimate	13.6 (1.23–747)

Odds ratios adjusted for sex

MR measles–rubella