Table 1.
Baseline characteristics
| Total | Day camp intervention arm | Standard intervention arm | |
|---|---|---|---|
| Total N (male %) | 106 (44.3) | 55 (47.3) | 51 (41.2) |
| Age (years) | (n = 106) | (n = 55) | (n = 51) |
| Mean (SD) | 12.0 (0.4) | 12.0 (0.4) | 12.0 (0.4) |
| Ethnic Danish (%), (% males) | 66.0‡ (41.2 %) | 70.6 (44.4 %) | 61.8 (33.3 %) |
| SES ♂/♀ (N)a | (n = 99) | (n = 52) | (n = 47) |
| 1 | 11/14 | 7/8 | 4/6 |
| 2 | 18/21 | 11/13 | 7/8 |
| 3 | 12/23 | 6/7 | 6/16 |
| Pubertal stage ♂/♀ (N) | (n = 106) | (n = 55) | (n = 51) |
| 1 | 4/0 | 3/0 | 1/0 |
| 2 | 24/4 | 13/2 | 11/2 |
| 3 | 17/37 | 9/18 | 8/19 |
| 4 | 2/15 | 1/9 | 1/6 |
| 5 | 0/3 | 0/0 | 0/3 |
| Body height (m) | (n = 106) | (n = 55) | (n = 51) |
| Mean (SD) | 156.0 (6.1) | 156.4 (6.6) | 155.5 (5.7) |
| Body weight (kg) | (n = 106) | (n = 55) | (n = 51) |
| Median (IQR) | 60.1 (53.9 – 65.5) | 61.3 (55.4 – 66.2) | 59.2 (52.4 – 62.9) |
| BMI (kg/m2) | (n = 106) | (n = 55) | (n = 51) |
| Median (IQR) | 24.3 (22.6 – 26. 9) | 24.8 (22.8 – 27.1) | 23.9 (22.5 – 26.9) |
| Overweight category | (n = 106) | (n = 55) | (n = 51) |
| Normal weight (N), (% males) | 9 (55.6 %) | 3 (33.3 %) | 6 (66.7 %) |
| Overweight (N), (% males) | 67 (41.8 %) | 36 (44.4 %) | 31 (38.7 %) |
| Obese (N), (% males) | 30 (46.7 %) | 16 (56.3 %) | 14 (35.7 %) |
| Motor skills (standard scores) | (n = 106) | (n = 55) | (n = 51) |
| Manual dexterity, Mean (SD) | 24.5 (6.5) | 25.0 (6.4) | 24.0 (6.7) |
| Aiming and catching, Mean (SD)b | 18.8 (4.3) | 19.8 (3.9) | 17.7 (4.4) |
| Balance, Mean (SD) | 22.0 (6.7) | 21.2 (6.2) | 22.8 (7.2) |
| Overall, Mean (SD) | 65.0 (12.1) | 64.8 (12.4) | 65.3 (11.9) |
| Hand strength (kg) | (n = 106) | (n = 55) | (n = 51) |
| Mean (SD) | 24.2 (4.7) | 24.2 (5.0) | 24.2 (4.3) |
| Jump height (cm) | (n = 106) | (n = 55) | (n = 51) |
| Mean (SD) | 28.9 (5.3) | 28.6 (5.2) | 29.2 (5.6) |
| Cardio respiratory fitness (ml O2/min/kg) |
(n = 86) | (n = 80) | (n = 75) |
| Mean (SD) | 34.0 (5.3) | 33.2 (5.4) | 34.8 (5.1) |
| Over physical fitness z-score | (n = 74) | (n = 55) | (n = 51) |
| Mean (SD) | −0.00 (77) | −0.04 (0.78) | 0.04 (0.76) |
Means with standard deviations for normal distributed data and, alternatively, medians with inter quartile ranges for skewed data are presented for each intervention arm and for the total sample
SD standard deviation. IQR Inter-quartile range. aBased on the mothers’ education level. bSignificant difference between intervention groups. BMI body mass index. Motor skills are based on the Movement Assessment Battery for Children – second edition. SES Socio Economic Status