Table 2.
N = 33 | Premature | Mature | Sensitivity | Specificity |
---|---|---|---|---|
L/S < 10.0 | 10 | 0 | 91% | 100% |
L/S> 10.0 | 1 | 22 | ||
LBC < 50 × 109/L | 8 | 1 | 73% | 95% |
LBC> 50 × 109/L | 3 | 21 |
FLM: fetal lung maturity; L/S: lecithin/sphingomyelin ratio; LBC: lamellar body counts.