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Table 4 Wasting (WLZ < −2), underweight (WAZ < −2) and stunting (LAZ < −2) comparing the intervention and control arm and prevalence ratios (PR)

From: Growth effects of exclusive breastfeeding promotion by peer counsellors in sub-Saharan Africa: the cluster-randomised PROMISE EBF trial

 

Intervention

Control

Crudea

Adjustedb

 

n (%)

n (%)

PR (95% CI)

PR (95% CI)

Wasting

    

3 week

    

Burkina Faso

48/330 (14.55)

59/335 (17.61)

0.77 (0.44-1.32)

0.76 (0.45-1.29)

Uganda

15/280 (5.36)

14/265 (5.28)

0.90 (0.44-1.84)

0.96 (0.47-1.95)

South Africa

18/298 (6.04)

2/247 (0.81)

7.66‡ (2.30-25.49)

7.54‡ (2.17-26.25)

6 week

    

Burkina Faso

35/348 (10.06)

37/353 (10.48)

0.98 (0.53-1.78)

0.96 (0.53-1.71)

Uganda

12/331 (3.63)

8/293 (2.73)

1.36 (0.62-2.99)

1.25 (0.59-2.67)

South Africa

6/387 (1.55)

7/344 (2.03)

0.80 (0.28-2.23)

0.79 (0.25-2.45)

12 week

    

Burkina Faso

39/357 (10.92)

22/365 (6.03)

1.89* (1.08-3.29)

1.86* (1.09-3.19)

Uganda

22/361 (6.09)

10/316 (3.16)

2.04* (1.04-4.01)

1.98 (0.99-3.93)

South Africa

11/434 (2.53)

12/394 (3.05)

0.93 (0.46-1.87)

0.84 (0.42-1.69)

24 week

    

Burkina Faso

47/353 (13.3)

37/361 (10.2)

1.41 (0.82-2.45)

1.40 (0.84-2.32)

Uganda

26/344 (7.56)

10/316 (3.16)

2.39* (1.09-5.24)

2.36* (1.11-5.00)

South Africa

8/351 (2.28)

6/302 (1.99)

1.28 (0.34-4.75)

1.12 (0.30-4.11)

Stunting

    

3 week

    

Burkina Faso

39/333 (11.71)

42/340 (12.35)

0.90 (0.58-1.38)

0.89 (0.57-1.41)

Uganda

33/283 (11.66)

18/265 (6.79)

1.75 (0.86-3.56)

1.67 (0.85-3.31)

South Africa

45/301 (14.95)

49/248 (19.76)

0.77 (0.58-1.03)

0.78 (0.59-1.04)

6 week

    

Burkina Faso

37/349 (10.60)

40/356 (11.24)

0.91 (0.60-1.39)

0.90 (0.60-1.38)

Uganda

36/334 (10.78)

20/296 (6.76)

1.55 (0.89-2.71)

1.45 (0.87-2.40)

South Africa

61/387 (15.76)

52/346 (15.03)

1.17 (0.84-1.62)

1.19 (0.86-1.65)

12 week

    

Burkina Faso

46/358 (12.85)

51/366 (13.93)

0.81 (0.55-1.20)

0.81 (0.55-1.20)

Uganda

49/364 (13.46)

29/316 (9.18)

1.57 (0.86-2.86)

1.46 (0.80-2.67)

South Africa

62/435 (14.25)

59/395 (14.94)

0.97 (0.68-1.39)

0.96 (0.66-1.41)

24 week

    

Burkina Faso

59/353 (16.71)

57/361 (15.79)

1.08 (0.73-1.61)

1.07 (0.73-1.57)

Uganda

71/344 (20.64)

48/316 (15.19)

1.39 (0.93-2.08)

1.28 (0.86-1.90)

South Africa

42/352 (11.93)

33/303 (10.89)

1.11 (0.70-1.75)

1.07 (0.70-1.65)

Underweight

    

3 week

    

Burkina Faso

53/341 (15.54)

48/341 (14.08)

1.04 (0.65-1.65)

1.03 (0.64-1.64)

Uganda

22/285 (7.72)

14/268 (5.22)

1.50 (0.70-3.20)

1.30 (0.64-2.61)

South Africa

22/310 (7.10)

18/262 (6.87)

1.08 (0.62-1.89)

1.08 (0.62-1.90)

6 week

    

Burkina Faso

59/351 (16.81)

58/358 (16.20)

1.11 (0.71-1.75)

1.10 (0.71-1.71)

Uganda

23/333 (6.91)

12/293 (4.10)

1.52 (0.70-3.30)

1.44 (0.67-3.08)

South Africa

26/395 (6.58)

29/351 (8.26)

0.81 (0.46-1.40)

0.84 (0.47-1.47)

12 week

    

Burkina Faso

58/357 (16.25)

49/365 (13.42)

1.09 (0.73-1.61)

1.09 (0.74-1.59)

Uganda

37/361 (10.25)

17/316 (5.38)

2.04 (0.98-2.24)

1.80 (0.92-3.52)

South Africa

26/435 (5.98)

32/396 (8.08)

0.79 (0.49-1.29)

0.77 (0.48-1.24)

24 week

    

Burkina Faso

75/354 (21.19)

64/361 (17.73)

1.23 (0.88-1.72)

1.23 (0.88-1.71)

Uganda

56/345 (16.23)

32/317 (10.09)

1.67 (0.86-3.22)

1.52 (0.81-2.88)

South Africa

18/351 (5.13)

15/306 (4.90)

1.21 (0.59-2.51)

1.18 (0.58-2.38)

  1. aControlled for cluster, site and ipw (inverse probability weights).
  2. bControlled for cluster, site, ipw and socio-economic status.
  3. ‡p ≤ 0,001, *p < 0.05.
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