Table 1.

Basic characteristics of the study population

Variables	Total		Male		Female
	n	%	n	%	n	%
Gender
Male	20 374	48.4	–	–	–	–
Female	21 709	51.6	–	–	–	–
Age group (in years)
15–30	12 471	29.6	6436	31.6	6035	27.8
31–45	14 049	33.4	6545	32.1	7503	34.6
46–60	10 280	24.4	4973	24.4	5306	24.4
>60	5283	12.6	2419	11.9	2864	13.2
Education level
Pre-primary	9868	23.4	3977	19.5	5891	27.1
Primary	9993	23.7	4855	23.8	5138	23.7
Lower secondary	8082	19.2	4041	19.8	4041	18.6
Upper secondary	10 731	25.2	5894	28.9	4838	22.3
Tertiary	3409	8.1	1607	7.9	1802	8.3
Income*
1st quintile (230–1300)	8417	20.0	4050	19.9	4367	20.1
2nd quintile (1300–1830)	8418	20.0	3997	19.6	4421	20.4
3rd quintile (1830–2520)	8415	20.0	4056	19.9	4359	20.1
4th quintile (2520–3830)	8417	20.0	4159	20.4	4258	19.6
5th quintile (3830–55 400)	8416	20.0	4111	20.2	4305	19.8
Self-assessed health
Very healthy	8137	19.3	4362	21.4	3775	17.4
Somewhat healthy	24 757	58.8	12 179	59.8	12 578	57.9
Somewhat unhealthy	8447	20.1	3513	17.2	4934	22.7
Very unhealthy	742	1.8	320	1.6	422	1.9
Outpatient care utilisation
Primary care	6155	14.6	2006	9.8	4149	19.1
Secondary care	1022	2.4	427	2.1	595	2.7
Total	6864	16.3	2323	11.4	4541	20.9
Inpatient care utilisation
Overall	1937	4.6	591	2.9	1346	6.2
Preventive care utilisation (age≥31 years)
Blood pressure screening	21 663	80.5	9254	74.3	12 409	85.4
Cholesterol screening	4678	17.4	1951	15.7	2727	18.9
Blood glucose screening	4142	15.4	1855	14.9	2287	15.8
ECG test	1723	6.4	876	7.0	847	5.9

*Income in thousands Indonesian Rupiah.