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Table 1 Socio-economic and demographic measures of ALL study households

From: Effectiveness of a large-scale, sustained and comprehensive community health worker program in improving population health: the experience of an urban health district in South Africa

Socio-economic and demographic measures Responses n = number (%) Pearson's Chi-square test (p value)
Intervention households n = 417 Control households
n = 417
Gender of client interviewed Male 69 (17%) 73 (18%) p = 0.677
Female 348 (83%) 341 (82%)
Total 417 414
Age of respondents  < 18 years 1 (0%) 2 (0%) p < 0.001. Intervention households had more Interviewed clients over 50 years of age
18–25 years 24 (6%) 23 (6%)
26–50 years 183 (44%) 263 (63%)
 > 50 years 204 (50%) 127 (31%)
Total 412 415
Head of household interviewed? Yes 340 (82%) 328 (80%) p = 0.529
No 77 (18%) 83 (20%)
Total 417 411
SA citizen Yes 393 (95%) 352 (85%) p < 0.001. More households with SA citizens in Intervention group
No 19 (5%) 63 (15%)
Total 412 415
Estimated value of property (indigent households =  < USD 9715)
USD: United States dollar
 < USD 9715 312 (76%) 381 (92%) p < 0.001. Intervention group had fewer indigent households
 > USD 9715 101 (24%) 34 (8%)
Total 413 415
How long had they resided in the area? 1–3 years 41 (10%) 49 (12%) p = 0.281
4–5 years 39 (9%) 28 (7%)
 > 5 years 335 (81%) 339 (81%)
Total 415 416
Own the home they live in? Yes 330 (79%) 330 (79%) p = 0.997
Not sure 9 (2%) 9 (2%)
No 77 (19%) 78 (19%)
Total 416 417
Total household income per month  < USD 130 286 (70%) 339 (80%) p < 0.001. Household monthly income was higher in the intervention group
USD 130–324 99 (24%) 71 (17%)
 > USD 324 26 (6%) 5 (1%)
Total 411 415
Age distribution of household members Child under 5 years 199 (13%) 316 (19%) Proportionately more younger members in control households and > 60 years in intervention households
5–15 years 343 (23%) 391 (23%)
15–60 years 735 (48%) 866 (52%)
 > 60 years 243 (16%) 102 (6%)
Total 1520 1675
  1. Statistically significant p values (< 0.05) were also in bold