Summary: breaths per min history of birth asphyxia delayed capillary refill > 3 s and inability to breastfeed Table A6 in Appendix A The sensitivity and specificity of the signs are shown in Table 3 For these signs the area under the ROC in the validation set was 0 76 95 CI 0 72 0 81 Discussion Most studies of the prevalence and clinical signs of hypoxaemia
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