Table 2 |
|||||||||
Descriptive characteristics of participants at time 1 | |||||||||
Age at time 1 | |||||||||
BAEW | IYM | ||||||||
All | 4 to < 6 years | 6 to <8 years | 8 to < 10 years | 10 to <12 years | 12 to <14 years | 14 to <16 years | 16 to <18 years | p‡ | |
Distribution n (%) | 1604 | 169 | 214 | 278 | 184 | 309 | 277 | 173 | |
(100.0) | (10.3) | (14.0) | (18.3) | (12.1) | (20.0) | (17.9) | (11.2) | ||
Gender (males) n (%) | 766 | 87 | 97 | 144 | 87 | 152 | 132 | 67 | 0.16 |
(47.8) | (51.5) | (45.3) | (51.8) | (47.3) | (49.2) | (47.7) | (38.7) | ||
BMI | 19.6 | 16.7 | 16.8 | 18.2 | 19.2 | 21.0 | 21.6 | 22.7 | <0.00001 |
(3.6) | (1.8) | (2.1) | (2.8) | (3.0) | (3.8) | (3.2) | (3.3) | ||
BMI z-score mean (SD)* | 0.6 | 0.9 | 0.6 | 0.9 | 0.7 | 0.6 | 0.4 | 0.4 | <0.00001 |
(1.0) | (1.0) | (1.0) | (1.0) | (1.0) | (1.1) | (0.9) | (0.9) | ||
SES (below state wide median) n (%)§ | 967 | 83 | 142 | 169 | 119 | 198 | 161 | 95 | 0.008 |
(61.4) | (49.4) | (67.0) | (61.2) | (64.7) | (65.6) | (60.1) | (57.6) | ||
Overweight/ obese n (%)* | 529 | 67 | 69 | 115 | 70 | 102 | 62 | 44 | <0.0001 |
(33.3) | (39.6) | (32.4) | (41.4) | (38.0) | (33.6) | (22.8) | (25.7) |
‡P-value for the difference between age groups.
*Due to missing data on weight and/or height, n is different for following groups; total n = 1591, 6 to <8 years n = 213, 12 to <14 years n = 304, 14 to <16 years n = 272, 16 to < 18 years n = 171.
§ Due to missing data on SES, n is different for following groups; total n = 1575, 4 to <6 years n = 168, 6 to <8 years n = 212, 8 to <10 years n = 276 12 to <14 years n=302, 14 to < 16 years n = 268, 16 to <18 years n = 165.
BAEW, Be Active Eat Well.
IYM, It’s Your Move!
BMI, body mass index.
BMI z-score, body mass index z-scores.
SES, socio-economic status.
Overview of distribution of age groups and descriptive characteristics of participants at time 1.
Jensen et al.
Jensen et al. BMC Public Health 2012 12:771 doi:10.1186/1471-2458-12-771