Skip to main content

Table 1 Descriptive statistics of individuel-level variables in the study sample stratified by age groups and sex

From: Assessing opportunities for physical activity in the built environment of children: interrelation between kernel density and neighborhood scale

Variables Mean (SD)/N (%)
School children
All (n = 300) Boys (n = 137) Girls (n = 163)
MVPA (min/day) 61.9 (23.0) 69.8 (24.3) 55.3 (19.5)
Age 7(0.8).5 7.5 (0.8) 7.5 (0.8)
BMI z-score\(^{\rm a}\) 0.42 (1.0) 0.29 (1.0) 0.52 (1.1)
Valid weartime 11.6(1.3) 11.7 (1.4) 11.5 (1.2)
ISCED level (%)
 Low 69 (23.0) 28 (20.4) 41 (25.2)
 Medium 168 (56.0) 81 (59.1) 87 (53.4)
 High 63 (21.0) 28 (20.4) 35 (21.5)
Safety concerns of parents (%)
 No 194 (64.7) 87 (63.5) 107 (65.6)
 Yes 106 (35.3) 50 (36.5) 56 (34.4)
Season of assessment (%)    
 Autumn/winter 213 (71.0) 97 (70.8) 116 (71.2)
 Spring/summer 87 (29.0) 40 (29.2) 47 (28.8)
  Pre-school children   
  All (n = 100) Boys (n = 57) Girls (n = 43)
MVPA (min/day) 55.8 (22.9) 58.1 (23.0) 52.7 (22.7)
Age 4.2 (0.8) 4.2 (0.8) 4.2 (0.9)
BMI z-score\(^{\rm a}\) 0.03 (1.1) –0.10 (1.1) 0.19 (1.2)
Valid weartime 11.1 (1.1) 11.3 (1.1) 10.9 (1.0)
ISCED level (%)    
 Low 13 (13.0) 10 (17.5) 3 (7.0)
 Medium 72 (72.0) 37 (64.9) 35 (81.4)
 High 15 (15) 10 (17.5) 5 (11.6)
Safety concerns of parents (%)
 No 53 (53.0) 35 (61.4) 18 (41.9)
 Yes 47 (47.0) 22 (38.6) 25 (58.1)
Season of assessment (%)
 Autumn/winter 70 (70.0) 42 (73.7) 28 (65.1)
 Spring/summer 30 (30.0) 15 (26.3) 15 (34.9)
  1. a According to Cole and Lobstein [28]