Table 1 Characteristics of parturient women with and without peripartum congestive heart failure
Characteristics | PCHFa | No PCHF | P |
|---|---|---|---|
n = 512 (%) | n = 2,115,361 (%) | ||
Age (years) |  |  | < 0.001 |
 < 20 | 16 (2.79) | 89,096 (4.21) |  |
 20–34 | 403 (77.91) | 1,822,741 (86.17) |  |
 ≥ 35 | 93 (18.16) | 203,524 (9.62) |  |
Maternal comorbidities | |||
 Structural heart disease | 222 (43.36) | 8463 (0.40) | < 0.001 |
 Pulmonary disease | 143 (27.93) | 7152 (0.34) | < 0.001 |
 Liver disease | 14 (2.73) | 1801 (0.09) | < 0.001 |
 Renal disease | 19 (3.71) | 680 (0.03) | < 0.001 |
 Thyroid disease | 17 (3.32) | 2064 (0.10) | < 0.001 |
 Anemia | 83 (16.21) | 55,431 (2.62) | < 0.001 |
 Malignancy | 12 (2.34) | 12,984 (0.61) | < 0.001 |
 Autoimmune disease | 15 (2.93) | 1339 (0.06) | < 0.001 |
 Chronic hypertension | 34 (6.64) | 1026 (0.05) | < 0.001 |
 Diabetes mellitus | 11 (2.15) | 2316 (0.11) | < 0.001 |
Obstetric condition | |||
 Multifetal pregnancies | 38 (7.42) | 29,697 (1.40) | < 0.001 |
 Placenta abnormality | 10 (1.95) | 23,252 (1.10) | 0.064 |
 Gestational HTN | 102 (19.92) | 27,737 (1.31) | < 0.001 |
 Gestational diabetes mellitus | 21 (4.10) | 14,101 (0.67) | < 0.001 |
Peripartum hemorrhage | 24 (4.69) | 51,363 (2.43) | < 0.001 |
Hospital type |  |  | < 0.001 |
 Medical center | 129 (25.20) | 271,513 (12.84) |  |
 Regional hospital | 106 (20.70) | 412,589 (19.50) |  |
 Local hospital | 277 (54.10) | 1,431,199 (67.66) |  |
Monthly income (NT$)b |  |  | < 0.001 |
 ≤ 20,000 | 255 (49.80) | 821,380 (38.83) |  |
 20,000–40,000 | 194 (37.89) | 915,011 (43.26) |  |
 > 40,000 | 63 (12.30) | 378,970 (17.92) |  |