Table 3.
Comparison of the infection rate between institutes: pacemakers only and other CIEDs.
| Institute | Institution numbers | Operation numbers | Average implantation | Infection numbers | Infection rate (%) | Exact-95% CI (min-MAX) | RR | p-Valuea |
|---|---|---|---|---|---|---|---|---|
| Pb | 109 | 2037 | 18.7 | 24 | 1.178 | 0.756–1.748 | 0.89 | 0.7603 |
| Ac | 20 | 1803 | 90.2 | 19 | 1.054 | 0.636–1.641 | ||
| Total | 129 | 3840 | 29.8 | 43 | 1.120 | 0.812–1.505 |
CI, Confidence interval; RR, relative risk.
a
Fisher exact test.
b
P: The institutes at which only pacemakers were implanted.
c
A: The institutes at which all other CIEDs were implanted.