A web-based lifestyle intervention program for Chinese college students: study protocol and baseline characteristics of a randomized placebo-controlled trial

Table 2 Crosstab of the categorical variables among four groups at baseline

	IG-1 (n = 139)	IG-2 (n = 139)	IG-3 (n = 139)	PCG (n = 139)
BMI (kg/m²)
Underweight (< 18.5)	25	29	31	25
Healthy weight (18.5–22.9)	96	87	87	96
Overweight (≥23)	18	23	21	18
Lifestyle indicator
Healthy ^a	108	116	115	108
Unhealthy ^b	31	23	24	31

Note: BMI Body mass index. ^a Healthy lifestyle indicates meeting both behavior recommendations (performing ≥150 min of moderate-vigorous physical activity per week and consuming ≥5 portions of fruit and vegetables per day); ^b Unhealthy lifestyle indicates not meeting both behavior recommendations (performing ≥150 min of moderate-vigorous physical activity per week and consuming ≥5 portions of fruit and vegetables per day)

ISSN: 1471-2458