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Table 4 Estimated extensive resuscitation according to the risk score (training set)

From: A clinical scoring system to predict the need for extensive resuscitation at birth in very low birth weight infants

Score Sensitivity Specificity Positive predictive value Negative predictive value
1 0.924 (0.886–0.962) 0.248 (0.233–0.262) 0.061 (0.052–0.069) 0.984 (0.976–0.992)
2 0.795 (0.736–0.853) 0.575 (0.558–0.591) 0.089 (0.076–0.103) 0.982 (0.976–0.987)
3 0.643 (0.574–0.712) 0.740 (0.726–0.755) 0.115 (0.096–0.135) 0.975 (0.969–0.981)
4 or more 0.297 (0.231–0.363) 0.925 (0.916–0.934) 0.172 (0.131–0.214) 0.962 (0.955–0.968)