Table 5. Binary logistic regression of PNC utilisation among mothers aged 15–49 years old in Indonesia.

Variable	The use of PNC
	P	OR	95% CI
			lower	upper
Wealth quintile
Poorest	Ref.	1.0
Poorer	0.07	1.15	0.99	1.35
Middle	0.007 **	1.25	1.07	1.47
Richer	0.017 *	1.23	1.04	1.45
Richest	0.86	1.02	0.85	1.22
Access to the health facility
Difficult	Ref.	1.0
Not	0.001 **	1.29	1.10	1.51
Age of child (in month)
Less than one month	Ref.	1.0
One month	0.06	1.13	0.99	1.28
Two months	0.11	1.11	0.98	1.26
Three months	0.00 ***	1.43	1.23	1.66
Four months	0.001 **	1.30	1.12	1.51
Birth rank
First child	Ref.	1.0
Second	0.04 *	0.88	0.78	0.99
Third	0.04 *	0.86	0.74	0.99
Fourth and more	0.00 ***	0.68	0.58	0.81
Mother’s level of education
No education	Ref.	1.0
Primary	0.02 *	1.80	1.09	2.98
Secondary	0.03 *	1.77	1.06	2.96
Higher	0.006 **	2.11	1.24	3.59
Mother’s occupation
Working	Ref.	1.0
Not working	0.007 **	0.87	0.79	0.96
Age of spouse in year
11–20	Ref.	1.0
21–30	0.016 *	1.83	1.12	3.00
31–40	0.004 **	2.07	1.26	3.40
41–50	0.003 **	2.18	1.31	3.63
51–60	0.06	1.73	0.97	3.07
61–70	0.17	2.19	0.72	6.68
71–80	Omitted
Spouse’s level of education
No education	Ref.	1.0
Primary	0.98	1.01	0.67	1.51
Secondary	0.50	1.15	0.76	1.74
Higher	0.48	1.17	0.76	1.83

* p<0.05; ** p<0.01; *** p<0.001.