Predictors for the duration of breastfeeding among ethiopia women of childbearing age with babies; application of accelerate failure time and parametric shared frailty models

Table 4 Univariable data analysis for Weibull ATF model

Variable	Estimate( ^̂)	SE( ^̂)	Φ	(95% CI ϕ)	p-value
Residence place(Ref = rural)
urban	-0.146	0.019	0.86	[0.82,0.90]	0.000*
Wealth Index(ref. = poor)
Meddle	-0.003	0.027	0.10	[0.05,0.15]	0.827
Rich	-0.041	0.021	0.96	[0.94,0.98]	0.000*
Employment status(Ref. = unemployed
Employed	-0.001	0.020	0.10	[0.098,0.102]	0.950
Women Education level(Ref. = Secondary and above
Non-educated	0.087	0.029	1.09	[1.05,1.12]	0.000*
Primary educated	0.175	0.026	1.19	[1.16,1.22]	0.000*
Sex(Ref. = male)
Female	0.038	0.035	1.04	[1.01,1.08]	0.000*
smoking status(Ref. = yes)
No	0.497	0.035	1.64	[1.58,1.70]	0.000*
Husband Education level(Ref. = no education)
Primary	0.009	0.348	1.01	[0.33,1.69]	0.237
secondary	0.007	0.089	1.01	[0.84,1.18]	0.06
higher	0.019	0.278	1.02	[0.48,1.56]	0.075
Religion(Ref. = Orthodox)
Catholic	-0.013	0.128	0.99	[0.74,1.24]	0.819
Protestant	0.039	0.026	1.04	[0.99,1.09]	0.135
Muslin	0.015	0.021	1.02	[0.98,1.06]	0.100
Traditional	0.069	0.161	1.07	[0.93,1.21]	0.329
Other	0.034	0.172	1.03	[0.69,1.37]	0.653
birth interval(Ref. = 2–3 years)
< 2 years	-0.004	0.045	1.00	[0.91,1.09]	0.052
> = 4 years	0.022	0.025	1.02	[1.00,1.07]	0.000*
Child age	0.02	0.0013	1.02	[1.00,1.07]	0.000*

ISSN: 2055-0928