Comparison of selected data between singleton infants and their mothers with and without U urealyticum colonisation
| Isolated | Not isolated | p Value | |
| N = mothers/infants | 30 (30.3%) | 69 | |
| Antenatal steroids4-150 | 28 (80%) | 55 (80%) | |
| Antibiotics4-151 | 24 (80%) | 31 (45%) | 0.002 |
| Spontaneous labour | 25 (83%) | 44 (64%) | |
| Cesarean delivery | 10 (33%) | 30 (44%) | |
| PROM4-152 <24 hours | 18 (60%) | 49 (71%) | |
| PROM 1–7 days | 8 (27%) | 10 (15%) | |
| PROM >7 days | 4 (13%) | 10 (15%) | |
| Mean birthweight, g (range) | 850 (161) (620–1245) | 825 (181) (490–1275) | |
| Mean gestation; weeks (range) | 25.7 (1.3) (24–27) | 25.8 (1.2) (24–27) | |
| HMD | 14 (47%) | 56 (81%) | 0.001 |
| Surfactant | 12 (40%) | 53 (77%) | 0.001 |
| Neonatal sepsis4-164 | 13 (43%) | 22 (32%) | |
| Deaths | 2 (7%) | 16 (23%) | 0.09 |
| CLD (a) | 25/28 (89%) | 46/53 (87%) | |
| CLD (b) | 18/28 (64%) | 25/53 (47%) | |
| CLD (c) | 12/28 (43%) | 10/53 (19%) | 0.03 |
| CLD (c) and deaths | 14/30 (47%) | 26/69 (38%) |