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Table 1 Baseline characteristics by sex and country. Baseline characteristics for all the subjects retained for analysis and lost to follow-up by country and sex.

From: Rapid increases in obesity in Jamaica, compared to Nigeria and the United States

 

Sample Size†

Age (sd)

Weight‡ (sd§)

Height# (sd)

BMI†† (sd)

Overweight (bmi ≥ 25)

Obesity (bmi ≥ 30)

Weight Change‡‡ (sd)

All subjects

Nigeria

1,242

47(16.8)

59(11.9)

163(8.5)

22.2(4.2)

20%

5%

0.39(1.49)

   Women

665

46(16.1)

58(12.8)

159(6.9)

23.0(4.8)

27%

8%

0.43(1.56)

   Men

577

48(17.4)

61(10.6)

169(6.7)

21.3(3.2)

12%

1%

0.34(1.39)

Jamaica

1,409

46(13.8)

72(16.1)

165(8.6)

26.5(6.1)

54%

24%

1.27(2.92)

   Women

853

46(13.4)

73(17.4)

161(6.4)

28.2(6.5)

67%

34%

1.28(3.02)

   Men

556

46(14.4)

71(13.7)

172(6.8)

23.9(4.3)

34%

9%

1.26(2.77)

US

809

47(13.8)

88(21.2)

167(8.9)

31.5(7.4)

81%

51%

0.38(3.50)

   Women

595

46(14.1)

87(21.3)

163(6.6)

32.4(7.6)

84%

56%

0.40(3.71)

   Men

214

47(12.9)

91(20.8)

177(7.1)

29.2(6.4)

74%

39%

0.34(2.83)

Completers

Nigeria

468

50(15.1)

60(12.0)

164(8.4)

22.3(4.2)

20%

6%

0.52(1.20)

   Women

221

48(14.8)

58(12.8)

158(6.5)

23.2(4.8)

29%

10%

0.61(1.19)

   Men

247

51(15.2)

61(11.0)

169(6.5)

21.4(3.4)

13%

2%

0.43(1.21)

Jamaica

612

48(13.6)

72(16.5)

165(8.2)

26.8(6.3)

55%

26%

1.65(3.33)

   Women

392

47(13.5)

73(17.9)

161(6.3)

28.3(6.6)

67%

34%

1.60(3.55)

   Men

220

48(13.6)

71(13.5)

172(6.3)

23.9(4.4)

33%

11%

1.74(2.92)

US

396

46(13.7)

88(20.7)

166(8.7)

31.8(7.1)

84%

55%

0.28(4.06)

   Women

308

45(13.9)

86(20.3)

164(6.8)

32.2(7.2)

85%

58%

0.21(4.30)

   Men

88

49(12.5)

95(21.1)

176(7.1)

30.4(6.6)

82%

45%

0.51(3.08)

Non-completers

Nigeria

774

45(17.4)

59(11.8)

163(8.6)

26.3(6.0)

20%

5%

0.31(1.63)

   Women

344

44(16.5)

58(12.7)

159(7.0)

23.0(4.8)

26%

8%

0.34(1.71)

   Men

330

46(18.6)

60(10.2)

169(6.9)

21.1(3.1)

11%

1%

0.28(1.51)

Jamaica

797

45(13.9)

72(15.8)

166(8.8)

26.3(6.0)

53%

23%

0.98(2.53)

   Women

461

45(13.2)

73(17.0)

161(6.5)

28.1(6.4)

67%

34%

1.00(2.45)

   Men

336

45(14.8)

71(13.9)

172(7.2)

23.9(4.3)

34%

7%

0.94(2.63)

US

413

47(13.9)

88(21.7)

168(9.1)

31.3(7.7)

79%

48%

0.48(2.85)

   Women

287

47(14.3)

87(22.3)

164(6.3)

32.5(8.1)

83%

54%

0.60(2.53)

   Men

126

46(13.1)

89(20.3)

177(7.2)

28.4(6.1)

69%

34%

0.22(2.64)

  1. Weight change per year from baseline was also estimated as last weight determination minus weight at baseline divided by the elapsed time between the first and last weight measurements. Data were collected from 1995 to 1999 from Nigeria, Jamaica and the United States (US).
  2. * p < 0.05, ** p < 0.01. †Number of subjects at baseline. ‡Weight in Kilograms. §sd = standard deviation. #Height in centimeters.
  3. ††BMI = Body Mass Index in kg/m2. ‡‡Weight change in kilograms per year.