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Table 2 Baseline characteristics of study participants (N=219), by randomization assignment

From: Effects of a behavioral intervention on physical activity, diet, and health-related quality of life in pregnant women with elevated weight: results of the HIPP randomized controlled trial

 

Behavioral Intervention (n=112)

Standard Care

(n=107)

Characteristic

Mean (SD)

% (n)

Mean (SD)

% (n)

Race, %

 Black/African American

 

42.0 (47)

 

46.7 (50)

 White

 

58.0 (65)

 

53.3 (57)

Married, %

 

75.0 (84)

 

58.9 (63)

College graduate, %

 

59.2 (67)

 

58.9 (63)

Household income, %

 <$35,000

 

22.3 (25)

 

35.5 (38)

 $35,000-$49,999

 

15.2 (17)

 

12.1 (13)

 $50,000-$74,999

 

17.9 (20)

 

20.6 (22)

 ≥$75,000

 

42.9 (48)

 

31.8 (34)

Employed full time, %

 

61.6 (69)

 

60.8 (65)

Nulliparous, %

 

43.8 (49)

 

42.1 (45)

Age, years

30.4 (5.2)

 

29.1 (4.8)

 

Gestation at baseline, weeks

12.6 (2.4)

 

12.6 (2.3)

 

Pre-pregnancy BMI, kg/m2

33.0 (6.6)

 

33.9 (6.1)

 

Overweight, %

 

50.0 (56)

 

53.3 (57)

Obese, %

 

50.0 (56)

 

46.7 (50)

Armband wear time, minutes/day

1404.9 (24.0)

 

1404.6 (24.6)

 

Armband, total compliant days

6.9 (1.1)

 

7.0 (0.8)

 

Total PA, minutes/day

256.2 (95.4)

 

247.9 (99.8)

 

Light PA, minutes/day

218.2 (83.5)

 

200.1 (77.1)

 

MPA, minutes/day

37.6 (21.2)

 

34.8 (22.8)

 

VPA, minutes/day

0.4 (1.0)

 

0.3 (1.5)

 

MVPA, minutes/day

38.0 (21.4)

 

35.2 (23.4)

 

Sedentary minutes/day

1148.6 (98.5)

 

1169.4 (95.0)

 

Steps/day

5560.7 (2021.5)

 

5145.1 (2296.6)

 

Diet quality (HEI-2015)

53.1 (13.0)

 

50.9 (10.4)

 

Kcals/day

1857.0 (489.6)

 

2013.5 (729.5)

 

Fruit, cup equivalents/day

1.2 (1.1)

 

1.0 (1.2)

 

Vegetables, cup equivalents/day

1.6 (1.0)

 

1.7 (1.2)

 

Whole grains, ounce equivalents/day

0.7 (0.8)

 

0.7 (0.9)

 

% Whole grains

12.4 (14.6)

 

11.5 (14.2)

 

Added sugar, % of kcals

12.3 (8.2)

 

11.4 (7.0)

 

Total fat, % of kcals

36.4 (6.8)

 

37.2 (7.0)

 

Saturated fat, % of kcals

11.7 (2.9)

 

12.6 (2.9)

 

HRQOL – mental component

51.0 (7.6)

 

49.6 (6.8)

 

HRQOL – physical component

47.7 (7.5)

 

47.6 (6.8)

 
  1. Kg kilogram, M meters, BMI body mass index, PA physical activity, LPA light-intensity physical activity, MPA moderate-intensity physical activity, VPA vigorous-intensity physical activity, MVPA moderate- to vigorous-intensity physical activity, Kcals kilocalories HEI-2015 Healthy Eating Index 2015, HRQOL health-related quality of life, SD standard deviation