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Table 5 Distribution of study outcomes at T2 and T3, by treatment group and effect estimates of primary and secondary outcomes (Intent to Treat Analysis)

From: A nurse-delivered, clinic-based intervention to address intimate partner violence among low-income women in Mexico City: findings from a cluster randomized controlled trial

 

T2-T3 Comparison

Treatment X Time interaction

 

Treatment type

Midline (T2)

N (%)

Endline (T3)

N (%)

OR (95% CI)

p-value

OR (95% CI)

p-value

Physical and Sexual IPV (past month)

Intervention

33/387

(8.5%)

29/365

(8.0%)

0.84 (0.49, 1.45)

0.53

0.55 (0.26, 1.13)

0.10

Control

60/393

(15.3%)

29/352

(8.2%)

0.50 (0.31, 0.83)

<0.01*

  

Physical IPV (past month)

Intervention

138/386

(35.8%)

91/365

(24.9%)

0.59 (0.43, 0.82)

<0.01*

0.82 (0.52, 1.28)

0.380

Control

173/393

(44.0%)

97/351

(27.6%)

0.48 (0.35, 0.66)

<0.01*

  

Sexual IPV (past month)

Intervention

56/386

(14.5%)

43/365

(11.8%)

0.70 (0.44, 1.11)

0.12

0.81 (0.43, 1.53)

0.52

Control

70/393

(17.8%)

41/351

(11.7%)

0.62 (0.39, 0.98)

0.04*

  

Reproductive Coercion (past month)

Intervention

52/244

(21.3%)

31/225

(13.8%)

0.55 (0.32, 0.95)

0.03*

1.24 (0.59, 2.63)

0.57

Control

51/255

(20.0%)

33/217

(15.2%)

0.68 (0.40, 1.15)

0.16

  
 

Treatment type

Midline (T2)

Mean (SD)

Endline (T3)

Mean (SD)

beta (95% CI)

p-value

beta (95% CI)

p-value

Use of community resourcesa (past 3 mos)

Intervention

N = 387,

0.61 (1.22)

N = 365,

0.27 (0.87)

-0.33 (-0.45, -0.21)

<0.01*

-0.13 (-0.32, 0.05)

0.15

Control

N = 393,

0.47 (1.18)

N = 351,

0.27 (0.77)

-0.21 (-0.35, -0.07)

<0.01*

  

Safety planning behaviorsa (past 3 mos)

Intervention

N = 387,

3.70 (3.11)

N = 365,

2.60 (2.85)

-1.08 (-1.38, -0.78)

<0.01*

-0.28 (-0.71, 0.16)

0.21

Control

N = 393,

3.31 (3.03)

N = 351,

2.40 (2.64)

-0.83 (-1.15, -0.52)

<0.01*

  

Quality of Life (mental)a (past month)

Intervention

N = 386,

37.85 (8.30)

N = 363,

37.20 (7.69)

-0.50 (-1.48, 0.49)

0.32

-0.51 (-1.89, 0.88)

0.47

Control

N = 392,

36.49 (7.63)

N = 350,

36.42 (7.65)

0.01 (-0.97, 1.00)

0.98

  
  1. a Outcome variable is treated as a continuous variable, therefore regression coefficient beta and its 95% confidence interval are reported
  2. * Denotes significant finding