Comparison of babies positive for Ureaplasma urealyticum compared with those not infected Figures are numbers or*median (range)
| Infected | Not Infected | p Value | |
|---|---|---|---|
| Number | 9 | 51 | |
| Males | 4 | 32 | |
| Birthweight (g)* | 880 (765–1450) | 1025 (500–1820) | 0.12 |
| Gestation (weeks)* | 27 (24–29) | 28 (23–30) | 0.26 |
| Length of stay (days)* | 81 (7–122) | 50 (1–214) | 0.12 |
| Time on ventilator (days)* | 14 (2–80) | 6 (1–63) | 0.14 |
| CLD (O2 at 36 weeks) | 2 | 20 | 0.46 |
| Antenatal steroids | 4 | 26 | 1.0 |
| Chorioamnionitis | 4 | 11 | 0.2 |
| Surfactant | 4 | 40 | 0.04 |
| Died | 3 | 10 | 1.0 |
| AaDO2 * | 25.2 (14.6–31.9) | 23.7 (8.4–35.2) | 0.47 |