Log-rank Test
Factors Covariates DF χ2 P-Value
  Neonatal Sex 1 1.929 0.165
  Mode of delivery 1 2.799 0.094
  Antenatal Care Visit(ANC) 1 17.004 0.000**
Demographic and Obstetrics’ Factors Gravidity 2 11.607 0.003**
  Parity 2 12.8 0.002**
  Weight of Infants 1 34.031 0.000**
  Gestational Age 4 307.6 0.000**
  Multiple Pregnancy 1 12.097 0.001**
  HIV status of Mother 1 10.073 0.002**
Maternal Clinical Factors Infant of Diabetic Mother (IDM) 1 9.124 0.003**
  Gestational Age Vs Weight of infant 2 13.329 0.001**
  Breast Feeding Initiated 4 266.178 0.000**
  Hypothermia 1 75.042 0.000**
  Neonatal Sepsis 1 42.681 0.000**
  Respiratory Distress Syndrome (RDS) 1 178.284 0.000**
  Jaundice 1 6.653 0.010**
Problems Identified at Birth (Diagnosis of Infant) Prinatal Asphyxia (PNA) 1 64.481 0.000**
  Anemia 1 8.066 0.005**
  Congenital Malformation 1 1.446 0.229
  Transient Tachypnea of Newborn (TTN) 1 3.018 0.082
  Hypoglycemia 1 97.721 0.000**
  Prematurity of Apnea 1 130.935 0.000**
** Significant (P-value < 0.05)
Table 3: Log-Rank test of equality of survival distributions of different factors of death of premature infants.