Table. Characteristics of women ages 15–49 y who had confirmed pandemic (H1N1) 2009 infection, by pregnancy status, Taiwan, July 1–December 31, 2009*.
| Characteristic | Pregnant, n = 10 | Nonpregnant, n = 138 | p value† |
|---|---|---|---|
| Age, y | 24.5 (22–32) | 27.5 (15–49) | 0.39 |
| ACIP high-risk condition other than pregnancy |
0 |
28 (20) |
0.21 |
| Pneumonia | 9 (90) | 134 (97) | 0.30 |
| ARDS |
5 (50) |
14 (10) |
0.003 |
| Admission to hospital | 9 (90) | 138 (100) | 0.07 |
| Time from symptom onset to hospitalization, d | 2 (0–7) | 2 (1–12) | 0.78 |
| Length of hospital stay, d |
8 (3–47) |
5 (0–100) |
0.03 |
| Admission to ICU | 5 (50) | 31 (22) | 0.06 |
| Length of ICU stay, d |
16 (6–33) |
5 (0–83) |
0.07 |
| Oseltamivir treatment | 9 (90) | 135 (98) | 0.25 |
|
<48 h after illness onset |
4 (40) |
84‡ (63) |
0.19 |
| Mechanical ventilation | 5 (50) | 19 (14) | 0.01 |
| ECMO |
3 (30) |
1 (1) |
<0.001 |
| Death | 3 (30) | 5 (4) | 0.01 |
| Time from illness onset to death, d | 16 (2–37) | 9 (1–32) | 0.57 |
*Values are median (range) or no. (%). ACIP, Advisory Committee on Immunization Practices; ARDS, acute respiratory distress syndrome; ICU, intensive care unit; ECMO, extracorporeal membrane oxygenation. †Medians were compared by using Wilcoxon rank-sum test, and proportions were compared by using Fisher exact test. ‡For 4 nonpregnant women, information on date of initiation of oseltamivir treatment was unknown.