Table 5.
Multivariate analyses of index and household (HH) characteristics by HH transmission of the clinical isolate in each study and pooled data
| US (N=139) | NL (N=61) | AU (N=96) | Pooled (N=296) | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| pOR | 95% CI | P | pOR | 95% CI | P | pOR | 95% CI | P | pOR | 95% CI | P | |
| Index patient sociodemographic characteristics | ||||||||||||
| Born in country | 1·0 | 0·4–2·3 | 1·00 | 0·7 | 0·1–5·0 | 0·71 | 3·6 | 0·7–17·1 | 0·11 | 1·4 | 0·8–2·5 | 0·23 |
| Index patient transmission risk factors | ||||||||||||
| Index patient colonized with the clinical isolate | 1·9 | 1·0–3·6 | 0·04 | 3·7 | 1·0–14·4 | 0·06 | 2·1 | 0·8–5·5 | 0·14 | 2·2 | 1·4–3·5 | <0·01 |
| HH sociodemographic characteristics | ||||||||||||
| HH size | 1·1 | 0·9–1·2 | 0·40 | 1·0 | 0·7–1·6 | 0·88 | 1·2 | 0·9–1·6 | 0·33 | 1·1 | 1·0–1·2 | 0·19 |
| Percent of children aged <18 years (x10) | 1·1 | 1·0–1·2 | 0·12 | 1·2 | 0·9–1·4 | 0·20 | 1·2 | 0·9–1·4 | 0·15 | 1·1 | 1·0–1·2 | <0·01 |
| Time to interview | ||||||||||||
| Days from clinical culture to interview (x10) | 0·9 | 0·7–1·0 | 0·12 | 1·0 | 0·8–1·2 | 0·99 | 1·0 | 0·9–1·0 | 0·10 | 0·9 | 0·9–1·0 | 0·05 |
pOR, Prevalence odds ratio; CI, confidence interval.