Table 1.

Risk of intussusception following rotavirus vaccination

Vaccine	Phase III Clinical Trial	Post introduction
Rotateq	RR = 1.6 (95% CI: 0.4–6.4) [10]	RR = 9.9 (95% CI: 3.7–26.4) [11]
Rotarix	RR = 0.86 (p = ns) [12]	RR = 6.8 (95% CI:2.4–19.0) [11]

RR Relative risk, CI Confidence interval, ns not statistically significant