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Table 1 Sociodemographic and work characteristics of mineworkers participating in KAP surveys, Zambia (N = 2,792). Numbers are n and % unless otherwise specified

From: Zambia Assessment of Tuberculosis (TB) and HIV in the Mines (ZATHIM): implications for programs and policies

  Total
(N = 2792)
Current Mineworker
(n = 1956)
Ex-mineworker
(n = 836)
p
Province of Work
 Copperbelt 1711 (61.3) 1077 (55.1) 634 (75.8)  
 North-Western 1081 (38.7) 879 (44.9) 202 (24.2)  < 0.001
Age, years – median(IQR) 38 (21, 48) 53 (31, 42) 53 (37, 62)  < 0.001
Gender
 Male 2763 (99.0) 1933 (98.8) 830 (99.3)  
 Female 29 (1.0) 23 (1.2) 6 (0.7) 0.27
Highest Education
 None 35 (1.3) 16 (0.8) 19 (2.3)  
 Primary 154 (5.5) 61 (3.1) 93 (11.1)  
 Junior Secondary 532 (19.1) 312 (16.0) 220 (26.3)  
 Senior Secondary 1365 (48.9) 994 (50.9) 369 (44.1)  
 College/University 706 (25.3) 571 (29.2) 135 (16.2)  < 0.001
Marital Status
 Never married 381 (13.7) 332 (17.0) 49 (5.9)  
 Married/Partner 2308 (82.6) 1573 (80.4) 735 (87.9)  
 Divorced, Separated, Widowed 103 (3.7) 51 (2.6) 52 (6.2)  < 0.001
Number of years worked in the mines, median (IQR) 10 (5, 18) 9 (5,13) 19 (7, 29)  < 0.001
Type of employment
 Mining company 1833 (65.7) 1215 (62.1) 618 (73.9)  
 Contract 959 (34.4) 741 (37.9) 218 (26.1)  < 0.001
Type of minerals/commodity–most recent mining work
 Copper 2640 (94.6) 1818 (92.9) 822 (98.3)  
 Emeralds/precious stones/gems 97 (3.5) 95 (4.9) 2 (0.2)  
 Gold or Cobalt 18 (0.6) 13 (0.6) 5 (0.6)  
 Not specified/general 37 (1.3) 30 (1.5) 7 (0.9)  < 0.001
Occupational environment – most recent mining work
 Underground 1026 (37.2) 626 (32.4) 400 (48.5)  
 Surface (not open pit) 880 (31.9) 604 (31.3) 276 (33.4)  
 Open pit 850 (30.9) 701 (36.3) 149 (18.1)  < 0.001
Type of residencea
 Family residence 1275 (65.2) 1275 (65.2)
 Work/mining residence only 681 (34.8) 681 (34.8)
  1. IQR interquartile range, p-values based on χ2 for categorical and Wilcoxon rank-sum test for test of medians
  2. aType of residence utilizing while working in the mines only asked of current mineworkers