Table 1 Characteristics of total Donor InSight (DIS)-III study population and subsample with accelerometer data
From: The association between population density and blood lipid levels in Dutch blood donors
| Â | Total DIS-III population | Subsample of DIS-III with accelerometer data |
|---|---|---|
n = 2547 | n = 740 | |
Sex (n (%) males) | 1143 (45) | 338 (46) |
Age (years) | 48 ± 13 | 50 ± 13 |
Education | ||
 Low (n (%)) | 1636 (64) | 478 (65) |
 High (n (%)) | 899 (35) | 259 (35) |
IPAQ | ||
 Sedentary behavior (minutes per day) | 480 (300–660) | 480 (300–600) |
 MVPA (minutes per day) | 51 (21–113) | 51 (21–119) |
 150 min or more per week MVPA (n (%)) | 1631 (64) | 492 (66) |
Accelerometer | ||
 Sedentary behavior (minutes per day) | – | 549 ± 87 |
 MVPA (minutes per day) | – | 29 (19–45) |
 150 min or more per week MVPA (n (%)) | – | 492 (66) |
Current smoker (n (%)) | 201 (9) | 62 (8) |
Alcohol consumption (yes) (n (%)) | 2067 (81) | 609 (82) |
Lipid modifying medication (yes) (n (%)) | 142 (6) | 43 (6) |
Blood lipids | ||
 Total cholesterol (mmol/L) | 5.05 ± 0.98 | 5.11 ± 0.97 |
 HDL cholesterol (mmol/L) | 1.49 ± 0.40 | 1.53 ± 0.42 |
 LDL cholesterol (mmol/L) | 2.89 ± 0.84 | 2.92 ± 0.84 |
 Triglycerides (mmol/L) | 1.29 (0.93–1.81) | 1.27 (0.93–1.74) |
 TC/HDL ratio (mmol/L) | 3.43 (2.80–4.18) | 3.37 (2.78–4.14) |