Trial baseline characteristics of a cluster randomised controlled trial of a school-located obesity prevention programme; the Healthy Lifestyles Programme (HeLP) trial

Table 1 Demographics of recruited schools and children at baseline (numbers and percentages unless otherwise specified)

School characteristics		Cohort 1	Cohort 2	Total
Number of Participating Schools		16	16	32
Number of Year 5 Classes		24	27	51
Mean (sd) [range] Percentage of Free School Meals		20.3 (9.8) [6.1–37.8]	19.6 (13.5) [5.3–52.8]	20.0 (11.6) [5.3–52.8]
Child demographics
Number of Participating Children		658	666	1324
Gender:	Girls	50.8 (334)	51.8 (345)	51.3 (679)
Gender:	Boys	49.2 (324)	48.2 (321)	48.7 (645)
Mean (sd) [range] of Age (years)^a		9.8 (0.3) [9.2–10.8]	9.7 (0.3) [9.2–10.3]	9.8 (0.3) [9.2–10.8]

^aCalculated as age at time of baseline anthropometric measures, only available for 1314 children

ISSN: 1471-2458