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Table 1 Comparison of Demographic Characteristics of Ciliwung sample with matched control group, Jakarta group, Indonesian general population group

From: Living in uncertainty due to floods and pollution: the health status and quality of life of people living on an unhealthy riverbank

Characteristic Level Ciliwung
N = 204
Matched control
N = 204
Jakarta
N = 305
General population
N = 1041
n % n % n % n %
Age 17–30 years 80 39.2 80 39.2 105 34.4 412 39.6
31–50 years 88 43.1 88 43.1 151 49.5 434 41.7
>  50 years 36 17.7 36 17.7 49 16.1 195 18.7
Gender Male 102 50.0 102 50.0 137 44.9 521 50.1
Female 102 50.0 102 50.0 168 55.1 520 49.9
Level of Education (highest) Primary school or lower 71 34.8 68 33.3 74 24.3* 334 32.1
High school 129 63.2 132 64.7 190 62.3 546 52.4*
College/University 4 2.0 4 2.0 41 13.4* 161 15.5*
Income/month (Euro) < 500 K IDR (< 30) 108 52.9 108 52.9 94 30.8* 507 48.7
500-2500 K IDR (30–150) 68 33.3 68 33.3 109 35.8 354 34.0
2500-5000 K IDR (150–300) 26 12.8 26 12.8 79 25.9* 130 12.5
5000-10,000 K IDR (300–600) 2 1.0 2 1.0 19 6.2* 40 3.8*
> 10,000 K IDR (> 600) 0 0.0 0 0.0 4 1.3 10 1.0
Ethnicity Batavian 99 48.5 34 16.6* 109 35.7* 110 10.6*
Javanese 55 27.0 81 39.7* 82 26.9 433 41.6*
Sundanese 39 19.1 34 16.7 8 2.6* 198 19.0
Sumatran 6 2.9 25 12.3* 64 21.0* 129 12.48
Other 5 2.5 30 14.7* 42 13.8* 171 16.4*
Religion Islam 203 99.5 203 99.5* 292 95.7* 911 87.5*
Christian 1 0.5 1 0.5* 7 2.3 99 9.5*
Others 0 0.0 0 0.0 6 2.0* 31 3.0*
Marital Status Married 154 75.5 128 62.7* 196 64.3* 619 59.5*
Divorced/Single 50 24.5 76 37.3* 109 35.7* 422 40.5*
  1. *Difference of proportion between Ciliwung and corresponding groups: control, Jakarta, general population, statistically significant (p-value< 0.05)