Table 1.
Characteristics of the study population
| Variable | Number | Male | Female | p |
|---|---|---|---|---|
| 3467 | 1718 (50 %) | 1749 (50 %) | ||
| BMI classification (World Health Organization) | 3382 | 0.002 | ||
| Underweight (<5th percentile) | 36 (2 %) | 32 (2 %) | ||
| Normal weight (≥5th–<85th percentile) | 1042 (62 %) | 1157 (68 %) | ||
| Overweight (≥85th–<95th percentile) | 251 (15 %) | 239 (14 %) | ||
| Obese (≥95th percentile) | 349 (21 %) | 276 (16 %) | ||
| Waist-to-height ratio | 3382 | 0.24 | ||
| <0.5 | 1324 (79 %) | 1379 (81 %) | ||
| 0.5–< 0.6 | 281 (17 %) | 266 (16 %) | ||
| ≥0.6 | 73 (4 %) | 59 (3 %) | ||
| Elevated blood pressure (maximum systolic/diastolic blood pressure) | 3359 | |||
| Normal (<90th percentile) | 1526 (91 %) | 1544 (91 %) | 0.46 | |
| Pre-hypertension (90–< 95th percentile) | 76 (5 %) | 91 (5 %) | ||
| Stage 1 hypertension (95th–< 99th percentile) | 52 (3 %) | 44 (3 %) | ||
| Stage 2 hypertension (≥99th percentile) | 15 (1 %) | 11 (1 %) | ||
| Total cholesterol classification | 3061 | <0.001 | ||
| Normal (<4.4 mmol/L) | 1282 (84 %) | 1122 (73 %) | ||
| Borderline high (4.4–< 5.2 mmol/L) | 191 (13 %) | 323 (21 %) | ||
| High (≥5.2 mmol/L) | 50 (3 %) | 93 (6 %) | ||
| Low high-density lipoprotein (HDL-C) (<1.03 mmol/L) | 3005 | 572 (38 %) | 279 (18 %) | <0.001 |
| Non-high density lipoprotein (non-HDL-C) classification | 3061 | 0.001 | ||
| Normal | 1224 (80 %) | 1149 (75 %) | ||
| Borderline high (≥3.10 to <3.75 mmol/L) | 196 (13 %) | 268 (17 %) | ||
| High (≥3.75 mmol/L) | 103 (7 %) | 121 (8 %) |
P values correspond to differences between males and females regarding classification distribution or prevalence of abnormalities