Skip to main content

Table 1 Characteristics of subjects in the LAW study (n = 511)

From: Comparison of multiple and novel measures of dietary glycemic carbohydrate with insulin resistant status in older women

Characteristic Included in glycemic intake analysis
(n = 329)
Not included in glycemic intake analysis (n = 182) P
Age (years) (mean ± SD) 61.7 ± 10.4 60.7 ± 11.0 0.37
Activity level (valid %)    
   Active (walk or other activity ≥ 2/week) 66.0 63.9 0.68
   Sedentary (walk or other activity <2/week) 34.0 36.1  
   Missing (n) 2 27  
Menopausal and hormone therapy (HT) status (valid %)    
   Premenopausal 12.8 12.2 0.95
   Using HT ≥ 12 months 43.8 46.3  
   Peri or postmenopausal, and using HT <12 months 43.4 41.5  
   Missing (n) 9 141  
Smoking status (valid %)    
   Non-smoker 54.7 53.7 0.78
   Ex-smoker 36.4 34.1  
   Current smoker 8.9 12.2  
   Missing (n) 2 141  
Anthropometry (mean ± SD)    
   Body mass index (kg/m2) 26.5 ± 4.8 28.2 ± 5.8 <0.01
   Waist to hip ratio 0.80 ± 0.1 0.81 ± 0.1 0.03
  1. Valid % expresses the proportion of subjects with this characteristic when missing values are removed from both groups