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Table 2 Treatment, complications, outcomes among pregnant women with confirmed 2009 pH1N1 influenza and neonatal outcomes*

From: Clinical features and risk factors for severe and critical pregnant women with 2009 pandemic H1N1 influenza infection in China

Variables

Value

Treatment

Antibiotics (%)

387/394 (98.2)

Corticosteroids (%)

242/394 (61.4)

Mechanical ventilation** (%)

186/394 (47.2)

Non-invasive ventilation, successful(%)

38/170 (22.4)

Non-invasive ventilation, failed (%)

45/170 (26.5)

Initially intubated (%)

87/170 (51.1)

Oseltamivir (%)

378/394 (95.9)

Interval from onset to oseltamivir ≤ 48 h (%)

52/371 (14.0)

Interval from onset to oseltamivir > 48 h (%)

319/371 (86.0)

Traditional Chinese Medicine (%)

244/392 (62.2)

Complications

ARDS (%)

151/283 (53.4)

Septic shock (%)

51/254 (20.1)

Acute renal failure (%)

11/237 (4.6)

Acute liver damage‡ (%)

73/260 (28.1)

DIC (%)

8/234 (3.4)

Clinical course and Maternal Outcomes

 

ICU admission (%)

246/386 (63.7)

Length of ICU stay, median (IQR)

8 (5-14)

Time from onset to fever clearance, median (IQR)

7 (5-10)

Hospital stay for survivors, median (IQR)

11 (7-17)

In-hospital mortality (%)

77/394 (19.5)

Time from onset to death, median (IQR)

11 (7-17)

Delivery methods

Vaginal delivery (%)

31/208 (14.9)

Vacuum-assisted vaginal delivery (%)

2/208 (1.0)

Forceps-assisted vaginal delivery (%)

3/208 (1.4)

Cesarean delivery (%)

172/208 (82.7)

Neonatal outcomes

Survival

146/208 (70.2)

Stillbirth

36/208 (17.3)

Neonatal death

12/208 (4.8)

Spontaneous abortion

1/208 (0.5)

Therapeutic abortion

13/208 (6.3)

  1. ARDS, acute respiratory distress syndrome; DIC, disseminated intravascular coagulation; ICU, intensive care unit; IQR, interquartile range.
  2. * Date are presented as no./total no. if otherwise stated. Percentages are based on women with complete information in the respective categories.
  3. ** Sixteen patients missed the strategies of mechanical ventilation.
  4. ¶¶Acute renal failure: Serum Creatinine increased by 2-fold or GFR decreased > 50%, or urine   0.5 ml/kg/h for at least 12 h.
  5. ‡ Acute liver damage: AST or ALT > 70 U/L, or Tbil > 2 mg/dL