Table 2 Cross-sectional association between woman’s income and past year experience of physical IPV, sexual IPV and economic abuse at baseline^a (n = 740)

 1st quartile (< 60 USD)

64/206 (31%)

–

–

49/206 (24%)

–

–

77/206 (37%)

–

–

 2nd quartile (60–119 USD)

46/199 (23%)

0.68 (0.46–1.00)

0.74 (0.49–1.12)

40/199 (20%)

0.82 (0.50–1.36)

0.88 (0.53–1.46)

88/199 (44%)

1.33 (0.91–1.96)

1.46 (0.97–2.19)

 3rd quartile (120–234 USD)

23/145 (16%)

0.42 (0.27–0.65)

0.47 (0.30–0.75)

19/145 (13%)

0.50 (0.28–0.89)

0.54 (0.29–0.98)

38/145 (26%)

0.60 (0.36–1.01)

0.67 (0.39–1.16)

 4th quartile (> 235 USD)

24/132 (18%)

0.48 (0.28–0.84)

0.56 (0.32–0.98)

22/132 (17%)

0.65 (0.34–1.25)

0.71 (0.37–1.39)

43/132 (33%)

0.81 (0.50–1.32)

0.95 (0.57–1.59)

 Doesn’t know

7/27 (26%)

0.85 (0.36–2.03)

0.95 (0.35–2.55)

7/27 (26%)

1.24 (0.52–2.95)

1.57 (0.60–4.15)

14/27 (52%)

1.79 (0.87–3.71)

2.25 (1.02–4.98)

 Doesn’t earn

3/31 (10%)

0.23 (0.08–0.66)

0.24 (0.08–0.69)

5/31 (16%)

0.61 (0.22–1.67)

0.63 (0.22–1.81)

11/31 (35%)

0.95 (0.43–2.09)

1.12 (0.43–2.88)

 He higher/same

111/533 (21%)

–

–

94/533 (18%)

–

–

 She higher

56/207 (27%)

1.83 (1.23–2.71)

1.52 (0.97–2.38)

48/207 (23%)

1.65 (1.09–2.52)

1.43 (0.88–2.34)