Table 1 Basic characteristics of KMC and no KMC infants
KMC group (N = 135) | No KMC group (N = 503) | T /χ2 | P | |
|---|---|---|---|---|
Gestational age at birth (week, mean ± SD) | 31.2 ± 2.3 | 33.9 ± 2.4 | 10.5 | < 0.01 |
Gestational age < 32 weeks (%) | 65.2 | 15.9 | 133.3 | < 0.01 |
Birth weight < 1500 g (%) | 60.7 | 15.3 | 117.4 | < 0.01 |
Multiple Birthsa (%) | 38.4 | 37.8 | 0.01 | 0.92 |
Any breast feeding at discharge (%) | 78.5 | 72.0 | 2.3 | 0.1 |
Length of hospital stay >14d (%) | 89.6 | 32.3 | 105.9 | < 0.01 |
Length of hospital stay >28d (%) | 57.3 | 15.3 | 78.5 | < 0.01 |
Corrected gestational age at discharge (week, mean ± SD) | 34.8 ± 2.4 | 36.3 ± 2.1 | 6.0 | < 0.01 |
Weight at discharge (g, mean ± SD) | 1809.4 ± 436.1 | 2266.2 ± 459.5 | 9.2 | < 0.01 |