Skip to main content

Table 1 Sample demographics of combined 2005-2006 NAMCS sample, excluding BMI < 18.5 kg/m2*

From: The time burden of overweight and obesity in primary care

BMI category†

Normal weight

(n = 1745)

Overweight

(n = 2011)

Obese

(n = 2612)

Age (mean ± SD)

50.7 ± 20.0a

52.8 ± 17.3b

51.1 ± 15.3c

Body mass index, kg/m2 (mean ± SD)

22.4 ± 1.7a

27.4 ± 1.5b

36.7 ± 6.6c

Gender (%)

   

   Female

64.7%a

52.3%b

58.7%c

   Male

35.3%a

47.7%b

41.3%c

Race/Ethnicity (%)

   

   Non-Hispanic White

69.9%a

71.5%a

65.8%b

   Non-Hispanic Black

11.6%a

11.5%a

15.7%b

   Hispanic

9.7%ab

10.8%b

12.3%bc

   Other or multi-racial

8.9%a

6.1%b

6.2%b

Insurance payer (%)

   

   Private insurance

47.3%a

46.6%a

46.9%a

   Medicare

22.8%a

22.2%a

18.0%b

   Medicaid

13.8%a

12.8%ab

15.0%ac

   Self-pay

6.5%ab

7.9%b

8.9%bc

   Other/unknown

9.7%a

10.5%a

11.3%a

Time with Provider (mean ± SD)

21.3 ± 11.6a

22.0 ± 13.6a

21.4 ± 12.4a

  1. * For pairwise comparisons: columns with different superscript are significantly different from each other. T tests were used for continuous variables (PROC SURVEY MEANS) and Rao-Scott Chi-Square tests (PROC SURVEYFREQ) for categorical variables.
  2. † Normal weight = 18.5-24.9 kg/m2; overweight = 25-29.9 kg/m2; obese = ≥ 30 kg/m2.