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. 2008 Oct;14(8):775–782. doi: 10.1089/tmj.2007.0132

Table 4.

Factor Loadings of the Web Feature Utilization During Maintenance (7–12 months)

  Factor A: Core Features Factor B: Dietary Planning Tools Factor C: Skill Building Factor D: Physiological Tools Factor E: News Factor F: Social Support Factor G: Calorie Information
CalorieKing website
0.80
0.26
0.05
−0.05
0.31
−0.04
−0.05
Past journal feedback
0.90
0.20
0.03
0.03
0.14
−0.01
0.15
Progress graphs
0.85
−0.02
−0.02
−0.05
−0.15
0.13
0.25
Exercise expenditure counter
0.57
0.25
0.09
−0.09
0.17
−0.36
−0.14
“Carmen's story”
0.59
0.03
0.06
0.48
0.35
0.12
−0.03
Bulletin board
0.77
−0.06
0.05
0.07
0.10
0.50
0.03
Menu planner
0.27
0.61
0.31
−0.01
0.31
−0.23
0.02
Portion size guide
0.21
0.81
0.03
0.22
0.13
−0.04
0.03
Dining-out guides
0.24
0.63
0.23
0.00
0.28
0.10
−0.21
Printed hard-copy of weekly journal
−0.09
0.83
−0.13
−0.01
−0.08
0.28
0.15
Lessons
0.19
0.21
0.70
−0.03
0.24
0.32
0.15
Recipes
−0.04
−0.04
0.89
0.03
−0.06
0.00
0.01
“Pantry list”
−0.12
0.08
0.43
0.36
0.34
0.24
0.00
“Need a boost” (motivational tips)
0.10
0.07
0.79
0.19
0.10
0.08
0.03
Body mass index calculator
0.09
0.08
0.11
0.83
0.13
0.05
−0.09
Waist-to-hip ratio calculator
0.01
−0.01
−0.11
0.77
−0.21
0.09
0.05
Target heart rate calculator
−0.08
0.09
0.27
0.79
0.02
−0.06
0.05
“Challenges”
0.40
0.37
0.10
0.16
0.61
0.20
−0.13
News flashes
0.40
0.19
0.21
0.20
0.57
0.07
0.20
Local events guide
0.04
0.06
0.05
−0.09
0.75
0.08
0.18
Web chats
0.21
0.23
0.18
0.17
−0.09
0.65
0.05
Biographical information/email addresses
−0.01
0.00
0.16
−0.05
0.32
0.79
−0.10
“Pantry”
0.31
0.14
0.06
−0.08
0.56
−0.10
0.54
USDA calorie database
0.10
−0.02
0.10
0.03
0.18
0.00
0.90
Percent variance explained
28.0
11.9
8.5
7.8
6.5
5.7
4.5
Cronbach's α
0.85
0.77
0.77
0.75
0.72
0.66
0.70
Additive scale: factor features utilization (mean ± SD) 115 ±170 1.2 ± 2.1 18 ± 15 0.6 ± 1.2 6 ± 6 13 ± 10 36 ± 90

USDA, U.S. Department of Agriculture; SD, standard deviation.