Table 3.
Protection Associated With Genogroup II Norovirus
| Genogroup II | Prior Detection | Hazard Ratio (95% Confidence Interval) |
|
|---|---|---|---|
| Subsequent Episodes | Subsequent Diarrheal Episodes | ||
| Prior detection | None (Reference) | ||
| Any | 0.727 (.571–.926) P = .010 |
0.761 (.504–1.150) P = .195 |
|
| No. of prior episodes | 0 (Reference) | ||
| 1 | 0.820 (.628–1.069) P = .142 |
0.798 (.524–1.215) P = .293 |
|
| ≥2 | 0.830 (.600–1.147) P = .259 |
0.668 (.381–1.172) P = .159 |
|
Adjusted for duration of exclusive breastfeeding. Items in bold were statistically significant at a threshold of P < .05.