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

Open Data