Table 3.
L/S in gastric aspirates from infants born by Caesarean section vs. vaginal delivery
| (a) | |||||
|---|---|---|---|---|---|
| (N = 85) | Caesarean section | (N = 51) | Vaginal delivery | ||
| + RDS n | − RDS n | + RDS n | − RDS n | ||
| L/S < 2.2 | 33a | 15 | 23b | 5 | |
| L/S ≥ 2.2 | 5 | 32c | 0 | 23d | |
| (b) | ||
|---|---|---|
| (N = 136) | Prediction of RDS | |
|
Right n |
Wrong n |
|
| Caesarean section | 65 | 20 |
| Vaginal delivery | 46 | 5 |
Prediction was significantly better in the vaginal group, p < 0.05, relative risk 0.85 (CI 95%, 0.73–0.98).
a
Sensitivity 87% (CI 95%, 72–96).
b
Sensitivity 100% (CI 95%, 85–100).
c
Specificity 68% (CI 95%, 53–81).
d
Specificity 82% (CI 95%, 63–94).