TABLE 1.
Characteristics of the study sample in the study region, Delmenhorst, Germany
| N (%) | ||||||
|---|---|---|---|---|---|---|
| All | Pre-school children | School children | ||||
| Sample size | 400 | (100) | 100 | (25.0) | 300 | (75.0) |
| Weight statusa | ||||||
| Thinness | 27 | (6.8) | 11 | (11.0) | 16 | (5.3) |
| Normal weight | 308 | (77.0) | 79 | (79.0) | 229 | (76.3) |
| Overweight | 47 | (11.8) | 6 | (6.0) | 41 | (13.7) |
| Obesity | 18 | (4.5) | 4 | (4.0) | 14 | (4.7) |
| ISCED levelb | ||||||
| Low | 80 | (20.0) | 12 | (12.0) | 68 | (22.7) |
| High | 320 | (80.0) | 88 | (88.0) | 232 | (77.3) |
| Safety concerns of parents | ||||||
| No | 249 | (62.3) | 54 | (54.0) | 195 | (65.0) |
| Yes | 151 | (37.8) | 46 | (46.0) | 105 | (35.0) |
| Season of MVPA assessment | ||||||
| Autumn/winter | 282 | (70.5) | 69 | (69.0) | 213 | (71.0) |
| Spring/summer | 118 | (29.5) | 31 | (31.0) | 87 | (29.0) |
| Mean (SD) | ||||||
| MVPA (min/day) | 60.2 | (23.1) | 55.4 | (22.8) | 61.8 | (23.0) |
| Age | 6.7 | (1.7) | 4.2 | (0.8) | 7.5 | (0.8) |
| BMI z-scorea | 0.32 | (1.1) | 0.02 | (1.1) | 0.4 | (1.0) |
| Valid weartime (h)c | 11.5 | (1.2) | 11.1 | (1.0) | 11.6 | (1.3) |
aAccording to Cole and Lobstein19
bMax. ISCED level of both parents, low: level 1 and 2 relates to lower secondary education and less
cWeartime of accelerometers after exclusion of 30 min of consecutive zeros