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Table 1 Characteristics of married/cohabiting women, disaggregated by income quartile and relative financial contribution to household

From: Women’s income and risk of intimate partner violence: secondary findings from the MAISHA cluster randomised trial in North-Western Tanzania

  Total Relative financial contribution to household Woman’s monthly income
Smaller/same financial contribution to household as husband Greater financial contribution to household than husband Doesn’t earn 1st quartile (lowest) 2nd quartile 3rd quartile 4th quartile (highest) Don’t know
Total   533/740 (72%) 207/740 (28%) 31 (4%) 206 (28%) 199 (27%) 145 (20%) 132 (18%) 27 (4%)
Exposure variable
 Woman’s monthly income
  Doesn’t earn 31 31 (100%) 0 (0%)
  1st quartile (lowest) 206 145 (70%) 61 (30%)
  2nd quartile 199 151 (76%) 48 (24%)
  3rd quartile 145 107 (74%) 38 (26%)
  4th quartile (highest) 132 83 (63%) 49 (37%)
  Don’t know 27 16 (59%) 11 (41%)
Woman’s characteristics
 Age
   < 30 years 118 101 (86%) 17 (15%) 7 (6%) 37 (31%) 32 (27%) 22 (19%) 19 (16%) 1 (1%)
  30–39 years 325 246 (76%) 79 (24%) 10 (3%) 87 (27%) 83 (26%) 65 (20%) 65 (20%) 15 (5%)
  40–49 years 209 135 (65%) 74 (35%) 9 (4%) 60 (29%) 60 (29%) 38 (18%) 34 (16%) 8 (4%)
  50+ years 88 51 (58%) 37 (42%) 5 (6%) 22 (25%) 24 (27%) 20 (23%) 14 (16%) 3 (3%)
 Education
  None/incomplete primary 102 66 (65%) 36 (35%) 9 (9%) 28 (27%) 25 (25%) 16 (16%) 19 (19%) 5 (5%)
  Completed primary 491 362 (74%) 129 (26%) 19 (4%) 152 (31%) 126 (26%) 101 (21%) 79 (16%) 14 (3%)
  Attended secondary or higher 147 105 (71%) 42 (29%) 3 (2%) 26 (18%) 48 (33%) 28 (19%) 34 (23%) 8 (5%)
 Believes man should be primary provider
  No 220 155 (70%) 65 (30%) 10 (5%) 48 (22%) 63 (29%) 38 (17%) 51 (23%) 10 (5%)
  Yes 520 378 (73%) 142 (27%) 21 (4%) 158 (30%) 136 (26%) 107 (21%) 81 (16%) 17 (3%)
 Witnessed violence against a parent/household member in the home as a child
  Never 266 198 (74%) 68 (26%) 12 (5%) 75 (28%) 76 (29%) 44 (17%) 48 (18%) 11 (4%)
  Once/few times 260 193 (74%) 67 (26%) 11 (4%) 66 (25%) 69 (27%) 59 (23%) 43 (17%) 12 (5%)
  Many times 214 142 (66%) 72 (34%) 8 (4%) 65 (30%) 54 (25%) 42 (20%) 41 (19%) 4 (2%)
Partner’s characteristics
 Partner’s Age
   < 40 205 171 (83%) 34 (17%) 13 (6%) 59 (29%) 46 (22%) 45 (22%) 39 (19%) 3 (1%)
  40–49 264 196 (74%) 68 (26%) 6 (2%) 74 (28%) 74 (28%) 53 (20%) 47 (18%) 10 (4%)
  50+ 239 153 (64%) 86 (36%) 12 (5%) 61 (26%) 75 (31%) 41 (17%) 41 (17%) 9 (4%)
  Don’t know 32 13 (41%) 19 (59%) 0 (0%) 12 (38%) 4 (13%) 6 (19%) 5 (16%) 5 (16%)
 Partner’s education
  Completed primary or below/don’t know 468 327 (70%) 141 (30%) 24 (5%) 148 (32%) 127 (27%) 80 (17%) 72 (15%) 17 (4%)
  Above primary 272 206 (76%) 66 (24%) 7 (3%) 58 (21%) 72 (26%) 65 (24%) 60 (22%) 10(4%)
 How often she has seen him drunk in past year
  Never/partner doesn’t drink 504 376 (75%) 128 (25%) 21 (4%) 133 (26%) 139 (28%) 98 (19%) 97 (19%) 16 (3%)
  Once/few times 101 74 (73%) 27 (27%) 7 (7%) 31 (31%) 26 (26%) 24 (24%) 10 (10%) 3 (3%)
  Many 133 83 (62%) 50 (38%) 3 (2%) 42 (32%) 33 (25%) 22 (17%) 25 (19%) 8 6%)
Relationship level
 Relationship duration
   < 5 years 62 46 (74%) 16 (26%) 3 (5%) 16 (26%) 14 (23%) 11 (18%) 14 (23%) 4 (6%)
  5–9.99 years 101 71 (70%) 30 (30%) 4 (4%) 29 (29%) 26 (26%) 24 (24%) 17 (17%) 1 (1%)
  10+ years 577 416 (72%) 161 (28%) 24 (4%) 161 (28%) 159 (28%) 110 (19%) 101 (18%) 22 (4%)
Household-level
 Experienced economic hardship in past year
  No 432 339 (78%) 93 (22%) 19 (4%) 107 (25%) 107 (25%) 96 (22%) 88 (20%) 15 (3%)
  Yes 308 1947 (63%) 114 (37%) 12 (4%) 99 (32%) 92 (30%) 49 (16%) 44 (14%) 12 (4%)
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