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Table 3 Baseline characteristics of recruited samples in the maternal and child health and facilitated playgroups RCTs

From: Enhancing the early home learning environment through a brief group parenting intervention: study protocol for a cluster randomised controlled trial

Characteristics

Maternal and Child Health (infant) RCT

Facilitated Playgroups (toddler) RCT

standard

N = 312

smalltalk group-only

N =312

smalltalk plus

N = 362

Total

N = 986

standard

N = 350

smalltalk group-only

N = 410

smalltalk plus

N = 440

Total

N = 1200

Child

Female, n (%)

164 (52.6)

144 (46.2)

182 (50.3)

490 (49.7)

169 (48.3)

210 (51.3)

240 (54.3)

619 (51.5)

Child age in months, mean (SD)

7.9 (2.4)

8.1 (2.2)

8.0 (2.2)

8.0 (2.3)

21.7 (7.5)

22.3 (7.2)

22.8 (7.1)

22.33 (7.2)

Indigenous, n (%)

7 (2.3)

8 (2.6)

10 (2.8)

25 (2.5)

3 (0.9)

9 (2.2)

8 (1.8)

20 (1.7)

Parent

Male, n (%)

4 (1.3)

4 (1.3)

3 (0.8)

11 (1.1)

19 (5.4)

19 (4.7)

13 (2.9)

51 (4.3)

Parents' age in years, mean (SD)

30.5 (5.1)

31.2 (5.7)

31.1 (6.0)

30.9 (5.6)

33.3 (5.9)

33.5 (5.8)

33.2 (6.2)

33.33 (6.0)

Aged ≤ 25 years, n (%)

60 (19.2)

57 (18.3)

70 (19.3)

187 (19.0)

34 (9.7)

39 (9.5)

41 (9.3)

114 (9.5)

Indigenous, n (%)

5 (1.6)

3 (1.0)

5 (1.4)

13 (1.3)

0 (0.0)

6 (1.5)

6 (1.4)

12 (1.0)

Single parent family, n (%)

39 (12.5)

41 (13.1)

45 (12.4)

125 (12.7)

48 (13.7)

38 (9.3)

50 (11.3)

136 (11.3)

Born overseas, n (%)

50 (16.0)

38 (12.2)

48 (13.3)

136 (13.8)

122 (34.9)

128 (31.3)

137 (31.0)

387 (32.2)

Non-English Language, n (%)

41 (13.1)

34 (10.9)

50 (13.8)

125 (12.7)

120 (34.3)

146 (35.7)

130 (29.4)

396 (33.0)

No parent employed, n (%)

32 (10.3)

47 (15.1)

58 (16.0)

137 (13.9)

47 (13.4)

51 (12.4)

64 (14.6)

162 (13.5)

Did not complete high school (year 12), n (%)

41 (13.1)

47 (15.1)

57 (15.8)

145 (14.7)

42 (12.0)

47 (11.5)

50 (11.3)

139 (11.6)

Main income from pension/benefit, n (%)

50 (16.1)

67 (21.5)

69 (19.1)

186 (18.9)

69 (19.7)

65 (15.9)

77 (17.4)

211 (17.6)

Low income (≤$36,400 AUD), n (%)

58 (19.3)

69 (22.8)

75 (21.5)

202 (21.2)

79 (23.8)

80 (20.4)

90 (21.0)

249 (21.6)