Survival Analysis of Birth Defect Infants and Children with Pneumonia Mortality in Ghana

Table 4

Infant mortality: test of Cox proportional hazard model assumption.

Variables	rho	Chi-Square	p-value
Birth defect	−0.05838	0.51	0.4754
Preterm birth	−0.13631	2.72	0.0994
Accidents	−0.00094	0.00	0.9914
Pregnancy complications	0.05194	0.36	0.5473
NHIS	−0.02849	0.11	0.7393
Residence	−0.03531	0.18	0.6750
Gender	−0.09760	1.43	0.2322
Age	0.01065	0.02	0.9012
Global test		5.44	0.7093