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Table 3 Distribution of study outcomes at T1 and T3, by treatment arm 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

 

T1-T3 Comparison

Treatment X Time interaction

 

Treatment type

Baseline (T1)

N (%)

Endline (T3)

N (%)

OR (95% CI)

p-value

OR (95% CI)

p-value

Physical and Sexual IPV (past year)

Intervention

168/470

(35.7%)

72/365

(19.7%)

0.40 (0.28, 0.55)

<0.01*

0.78 (0.49, 1.24)

0.30

Control

152/480

(31.7%)

72/352

(20.5%)

0.51 (0.36, 0.72)

<0.01*

Physical IPV (past year)

Intervention

454/470

(96.6%)

209/365

(57.3%)

0.05 (0.03, 0.08)

<0.01*

1.48 (0.63, 3.49)

0.37

Control

470/480

(97.9%)

210/351

(59.8%)

0.03 (0.016, 0.06)

<0.01*

  

Sexual IPV (past year)

Intervention

184/470

(39.2%)

94/365

(25.8%)

0.47 (0.34, 0.64)

<0.01*

0.90 (0.57, 1.41)

0.65

Control

162/478

(33.9%)

81/351

(23.1%)

0.54 (0.39, 0.75)

<0.01*

  

Reproductive Coercion (past year)

Intervention

106/306

(34.6%)

52/226

(23.0%)

0.56 (0.37, 0.83)

<0.01*

0.71 (0.41, 1.23)

0.22

Control

112/322

(34.8%)

65/220

(29.6%)

0.79 (0.54, 1.17)

0.23

  
 

Treatment type

Baseline (T1)

Mean (SD)

Endline (T3)

Mean (SD)

beta (95% CI)

p-value

beta (95% CI)

p-value

Use of community resourcesa (past 6 mos)

Intervention

N = 470,

0.30 (0.68)

N = 365,

0.51 (1.10)

0.20 (0.08, 0.31)

<0.01*

0.08 (-0.09, 0.24)

0.36

Control

N = 479,

0.30 (0.78)

N = 361,

0.43 (1.04)

0.11 (-0.003, 0.23)

0.056

  

Safety planning behaviorsa (ever T1 vs. past 12 mos T3)

Intervention

N = 470,

3.16 (2.85)

N = 365,

4.08 (3.34)

0.88 (0.58, 1.18)

<0.01*

0.36 (-0.07, 0.79)

0.10

Control

N = 479,

3.16 (2.91)

N = 351,

3.70 (3.24)

0.52 (0.20, 0.83)

<0.01*

  

Quality of Lifea (mental past month)

Intervention

N = 470,

35.14 (7.45)

N = 363,

37.20 (7.69)

2.34 (1.41, 3.27)

<0.01*

0.90 (-0.43, 2.24)

0.19

Control

N = 479,

35.39 (7.80)

N = 350,

36.42 (7.99)

1.46 (0.48, 2.44)

<0.01*

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