Table 1.
Characteristics of the Netherlands Epidemiology of Obesity participants stratified by sex.
| All (N = 530) | Men (N = 246) | Women (N = 284) | |
|---|---|---|---|
| Demography | 55.9 (6.0) | - | - |
| Sex, % men | 46.4 | - | - |
| Age (years), mean (sd) | 55.9 (6.0) | 56.2 (6.2) | 55.6 (5.8) |
| Lifestyle factors | - | - | - |
| BMI (kg/m2), mean (sd) | 25.9 (4.0) | 26.6 (3.3) | 25.4 (4.4) |
| Smoking, N (%) | - | - | - |
| Never | 216 (40.8) | 92 (37.4) | 124 (43.7) |
| Former | 255 (48.1) | 124 (50.4) | 131 (46.1) |
| Current | 59 (11.1) | 30 (12.2) | 29 (10.2) |
| Pack years 1, median (IQR) | 18.1 (8.4, 29.8) | 26.6 (14.0, 36.4) | 13.3 (4.7, 22.7) |
| Alcohol use (g/day), median (IQR) | 9.2 (2.5, 21.5) | 16.7 (5.1, 28.4) | 7.2 (1.0, 14.4) |
| Leisure activity (MET-h), median (IQR) | 30.0 (16.5, 49.6) | 30.0 (16.0, 50.0) | 29.9 (16.5, 47.8) |
| Poor Sleep Quality, N (%) | 205 (38.7) | 76 (30.9) | 129 (45.4) |
| Diet Quality (0–130), mean (sd) | 72.0 (14.6) | 68.4 (13.4) | 75.2 (14.9) |
| Lipid lowering drugs, N (%) | 38 (7.2) | 25 (10.2) | 13 (4.6) |
| Vitamin E metabolites | - | - | - |
| Measurements, median (IQR) | - | - | - |
| α-THLQ (nmol/mmol creatinine) | 1832 (1337, 2745) | 1519 (1194, 2256) | 2091.6 (1470, 3074) |
| α-CEHC (nmol/mmol creatinine) | 265 (180, 439) | 223 (137, 352) | 307 (213, 508) |
| α-TLHQ/α-CEHC | 2.0 (1.6, 2.3) | 2.0 (1.7, 2.4) | 2.0 (1.6, 2.3) |
| α-TOH | 3.5 × 108 (3.2 × 108, 3.9 × 108) | 3.5 × 108 (3.2 × 108, 3.8 × 108) | 3.5 × 108 (3.1 × 108, 3.9 × 108) |
Data are presented as mean (standard deviation) or median (interquartile range, IQR)) for numerical variables, and number (proportions) for categorical variables. 1 Pack years only measured in current smokers. BMI, Body Mass Index.