Weight Gain Prevention for College Freshmen: Comparing Two Social Cognitive Theory-Based Interventions with and without Explicit Self-Regulation Training
Table 2
Body composition and other clinical characteristics of college freshmen before and after a 14-week weight gain prevention intervention: social cognitive theory with (SCTSR) and without (SCT) explicit self-regulation traininga.
SCTSR ()
SCT ()
P value, time × group
Baseline
Week 14
Baseline
Week 14
Body weight and composition
Weight, kgb
67.7 + 2.8
69.4 + 2.7
68.2 + 2.6
69.1 + 2.5
0.18
BMI, kg/m2b
22.4 + 1.0
22.9 + 0.9
22.9 + 0.4
23.2 + 0.5
0.18
% Body fatb
19.1 + 2.5
20.7 + 2.4
25.9 + 2.3
25.6 + 2.2
0.01
Total fat mass, kg
14.9 + 2.2
14.4 + 1.9
16.5 + 1.9
16.5 + 1.8
0.74
Total fat-free mass, kgb
51.6 + 2.3
52.0 + 2.4
48.5 + 2.1
49.4 + 2.2
0.22
Dietary intake
Energy, kcal/d
2274 + 203
2199 + 213
2093 + 188
2096 + 198
0.68
Carbohydrate (% energy)
50.5 + 1.7
50.9 + 1.6
50.9 + 1.5
49.7 + 1.5
0.56
Protein (% energy)
14.3 + 0.7
15.1 + 0.9
15.7 + 0.7
16.1 + 0.8
0.74
Fat (% energy)
34.5 + 1.5
34.1 + 1.3
33.8 + 1.3
34.2 + 1.2
0.73
Energy density, kcal/gc
0.76 + 0.05
0.87 + 0.05
0.75 + 0.05
0.82 + 0.05
0.43
Physical activity
Mild physical activity, min/wk
224 + 52
264 + 44
198 + 48
157 + 41
0.40
Moderate physical activity, min/wkb
244 + 55
83 + 15
123 + 51
92 + 14
0.10
Strenuous physical activity, min/wkbd
338 + 66
142 + 35
160 + 59
175 + 31
0.007
Strength training physical activity, min/wk
93 + 24
72 + 24
86 + 22
91 + 22
0.40
Weekday sedentary activity, hours/day
8.2 + 1.1
7.5 + 0.7
6.6 + 1.1
7.2 + 0.7
0.53
Weekend sedentary activity, hours/day
5.8 + 0.9
6.7 + 0.6
5.8 + 0.8
6.9 + 0.6
0.83
aData are presented as mean + SEM.
bMain effect of time, .
cCalculated with all foods and beverages, including water.
dGroup difference at baseline, .
