Table 1 Baseline characteristics
From: Associations between asthma, overweight and physical activity in children: a cross-sectional study
|  | Total group(n = 122) | HC(n = 33) | A(n = 29) | O(n = 30) | AO(n = 30) |
|---|---|---|---|---|---|
Baseline variables | |||||
 Age in years, median (IQR)* | 10.8 (2.2) | 10.3 (2.1) | 10.1 (2.5) | 11.2 (1.9) | 11.9 (2.1) |
 Sex boys/girls, %* | 52/48 | 36/64 | 69/31 | 40/60 | 63/37 |
 Measurement during summer season, % | 22 | 27 | 24 | 10 | 27 |
PA variables | |||||
 Step count, mean (SD) | 9535 (3300) | 9304 (3063) | 11,150 (4186) | 8383 (2906) | 9302 (2287) |
 Meeting at least 12,000 steps/day, % | 19 | 21 | 36 | 11 | 10 |
 Equally, or more active as reference population [30], % | 36 | 28 | 48 | 25 | 42 |
Anthropometric variables | |||||
 BMI in kg/m2, median (IQR)* | 18.8 (7.0) | 16.5 (3.0) | 16.1 (1.5) | 22.9 (1.8) | 23.6 (5.5) |
 BMI-SDS, median (IQR)* | 0.93 (2.28) | −0.11 (1.31) | −0.21 (0.90) | 1.94 (0.52) | 2.20 (0.76) |
 Hip circumference in cm, mean (SD)* | 78.1 (11.7) | 70.0 (6.7) | 68.3 (6.4) | 86.5 (7.4) | 88.6 (8.3) |
 Waist circumference in cm, median (IQR)* | 69.5 (19.9) | 59.5 (12.4) | 60.8 (8.9) | 78.5 (9.0) | 85 (20.4) |
Asthma-related variables | |||||
 FEV1 %predicted, mean (SD)* | 96 (16) | 103 (14) | 93 (10) | 102 (12) | 85 (20) |
 Airway reversibility, %* | 22 | 0 | 31 | 10 | 50 |
 Uncontrolled asthma, % | 10 | n.a. | 8 | n.a. | 14 |
 Asthma medication use, %* | 33 | 0 | 69 | 0 | 67 |
 SABA use, % (% of those children using more than 1 dose equivalent)* | 25 (42) | 0 (0) | 59 (35) | 0 (0) | 47 (50) |
 ICS use, % (% of those children using more than 1 dose equivalent)* | 23 (32) | 0 (0) | 52 (21) | 0 (0) | 43 (46) |
 FeNO in ppb, median (IQR)* | 13.0 (12.6) | 12.9 (7.4) | 19.0 (27.4) | 10.6 (5.0) | 20.9 (18.5) |