Table 1.
Association between characteristic, treatment and mortality of 46 pregnant cases with severe p(H1N1) infection
| Variable | Group |
Value |
||
| Death (N=7) | Surviving (N=39) | p Value | OR (95% CI) | |
| Characteristic | ||||
| Age in years, n (%) | ||||
| 18–25 | 5 (11) | 34 (74) | 2.72* (0.41 to 18.10) | |
| 26–32 | 2 (4) | 5 (11) | ||
| Median age (range) | 21 (18–31) | 21 (18–27) | 0.96† | |
| Days from onset to hospital admission, n (%) | ||||
| 0–3 | 1 (2) | 29 (63) | 0.09‡ (0.01 to 0.68) | |
| 4–7 | 6 (13) | 10 (22) | ||
| Median days (range) | 4 (2–7) | 2 (0–7) | 0.004† | |
| Antivirus use | ||||
| Days from onset to first dose of antiviral therapy, n (%) | 0.06‡ (0.01 to 0.41) | |||
| 0–3 | 1 (2) | 32 (70) | ||
| 4–8 | 6 (13) | 7 (15) | ||
| Median days (range) | 5 (2–8) | 3 (0–7) | 0.0054§ | |
| Days of antiviral therapy | 0.95* (0.21 to 4.30) | |||
| 1–3 | 2 (4) | 11 (24) | ||
| 3–11 | 5 (11) | 26 (57) | ||
| Median days (range) | 5 (1–11) | 5 (2–11) | 0.32‡ | |
| Hormone | ||||
| Days from onset to hormone use, n (%) | 0.25‡ (0.03 to 1.86) | |||
| 1–3 | 1 (4) | 11 (41) | ||
| 4–9 | 5 (19) | 10 (38) | ||
| Median days (range) | 5 (1–9) | 3 (0–9) | 0.056§ | |
*
The p value was calculated by a two-sided Fisher's exact test.
†
Wilcoxon rank-sum test.
‡
One-sided Fisher's exact test.
§
One-sided independent sample t test.