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Table 1 Descriptive Statistics by Body Mass Index (n = 1,981)

From: The association of physical activity, sedentary behaviors, and body mass index classification in a cross-sectional analysis: are the effects homogenous?

Body Mass Index Classification (World Health Organization)

 

Normal Weight

Overweight

Obese Class I

Obese Class II

Obese Class III

Total

X 2 2

p

 

(n = 477)

(n = 664)

(n = 427)

(n = 177)

(n = 236)

(n = 1,981)

  

*Age

61.96 (±15.00)

61.70 (±13.34)

59.09 (±12.95)

56.45 (±10.88)

54.65 (±13.61)

59.96 (±13.73)

71.837

<0.001

Sex

43.79

<0.001

Male

107 (22.4%)

236 (35.5%)

151 (35.4%)

58 (32.8%)

38 (16.1%)

590 (29.8%)

  

Female

370 (77.6%)

428 (64.5%)

276 (64.6%)

184 (67.2%)

174 (73.7%)

1,367 (69.0%)

  

   Not Provided

0 (0.0%)

0 (0.0%)

0 (0.0%)

0 (0.0%)

24 (10.2%)

24 (1.2%)

  

Race/Ethnicity

124.47

<0.001

   Non-Hispanic White

409 (85.8%)

558 (84.1%)

341 (79.9%)

136 (76.8%)

130 (55.1%)

1574 (79.4%)

  

   African-American

32 (6.7%)

44 (6.6%)

46 (10.8%)

18 (10.2%)

44 (18.6%)

184 (9.3%)

  

   Hispanic

23 (4.8%)

46 (6.9%)

33 (7.7%)

19 (10.7%)

37 (15.7%)

158 (8.0%)

  

   Not Provided

13 (2.7%)

16 (2.4%)

7 (1.6%)

4 (2.3%)

25 (10.6%)

65(3.3%)

  

*Educational Attainment

13.68 (±2.68)

13.81 (±2.46)

13.62 (±2.50)

13.32 (±2.40)

12.34 (±2.91)

13.53 (±2.60)

43.6

<0.001

(1 = First Grade, 17 = Graduate School)

        

Rurality

3.97

0.41

   Urban

302 (63.3%)

410 (61.7%)

251 (58.8%)

102 (57.6%)

152 (64.4%)

1217 (61.4%)

  

   Rural

175 (36.67%)

254 (38.3%)

176 (41.2%)

75 (42.4%)

84 (35.6%)

764 (38.6%)

  

Hours per day spent watching television

54.03

<0.001

   Less than 1 h

60 (12.6%)

72 (10.8%)

30 (7.0%)

15 (8.5%)

19 (8.1%)

196 (9.9%)

  

   1-2 h

142 (29.8%)

198 (29.8%)

109 (25.5%)

34 (19.2%)

45 (19.1%)

528 (26.7%)

  

   2-4 h

165 (34.6%)

247 (37.2%)

149 (34.9%)

73 (41.2%)

62 (26.3%)

696 (35.1%)

  

   4-6 h

57 (11.9%)

87 (13.1%)

81 (19.0%)

29 (16.4%)

38 (16.1%)

292 (14.7%)

  

   More than 6 h

43 (9.0%)

49 (7.4%)

48 (11.2%)

24 (13.6%)

38 (16.1%)

202 (10.2%)

  

   Not Provided

10 (2.1%)

11 (1.7%)

10 (2.3%)

2 (1.1%)

34 (14.4%)

67 (3.4%)

  

*Minutes per week of moderate physical activity

209.27 ± (328.32)

199.19 ± (366.12)

206.99 ± (422.37)

165.06 ± (381.67)

109.05 ± (291.52)

190.87 ± (365.95)

77.65

<0.001

  1. * Chi-squared statistics based on the Kruskal-Wallis equality of populations rank test
  2. Note--Statistical significance is determined using the Bonferroni correction. Based on 7 comparisons in the analysis, the level of statistical significance is α = 0.007