On Zero-Inflated Hierarchical Poisson Models with Application to Maternal Mortality Data

Table 2

Maternal mortality data. Descriptive statistics of the response and explanatory variables.

Variable	No. of observations	Minimum	Maximum	Mean (SD)	Median (IQR)
Maternal death	224	0	119	4.01 (14.28)	0 (0.00–0.25)
Referral in	224	0	4716	118.40 (596.39)	0 (0.00–7.00)
Referral out	224	0	820	29.47 (67.50)	11 (0.00–30.50)
Malaria	224	0	750	106.39 (146.01)	48 (7.75–144.75)
HIV/AIDS	224	0	207	19.20 (31.41)	9 (2.00–20.25)
Doctors	224	0	73	2.57 (9.37)	0 (0.00–2.25)
Midwives	224	0	382	13.28 (48.81)	2 (1.00–10.00)
ANC	224	0	9619	826.90 (1383.86)	412 (121.00–1044.80)