Skip to main content

Table 2 Bivariate, partial correlations and standardized regression coefficients (β) of family and friend social support variables with daily minutes of moderate-vigorous and vigorous physical activity among female middle school students, IMPACT Baseline Study, 2001

From: Social support, physical activity and sedentary behavior among 6th-grade girls: a cross-sectional study

  Moderate-Vigorous Physical Activity Vigorous Physical Activity
Predictors Correlation between predictor and MVPA Correlation between predictor and MVPA after controlling for all other predictors β Correlation between predictor and VPA Correlation between predictor and VPA after controlling for all predictors β
Family Participationa 0.17*** 0.07 0.08 0.08* 0.05 0.05
Family Encouragementb 0.18*** 0.11** 0.13** 0.08 <0.001 <0.001
Family Encourage.(squared)c 0.01 0.11** 0.12** N/A N/A N/A
Friend Participationa 0.21*** 0.10** 0.11** 0.10** 0.03 0.04
Friend Encouragementb 0.25*** 0.12** 0.14** 0.16*** 0.11** 0.13**
Body Mass Index -0.01 -0.01 -0.01 0.05 0.04 0.04
Ethnicityd 0.01 0.04 0.04 0.09* 0.11** 0.11**
  1. Abbreviations: Family Encourage., family encouragement; MVPA, moderate-to-vigorous physical activity; VPA, vigorous physical activity; N/A, not applicable.
  2. aFamily Participation/Friend Participation: frequency that family or friends did physical activities with student during past month based on 5-point scale from "never" to "most of the time"
  3. bFamily Encouragement/Friend Encouragment: frequency that family or friends encouraged student to be physically active during the past month based on 5-point scale from "never" to "most of the time"
  4. cFamily encouragement squared = family encouragement centered (mean) and squared.
  5. dEthnicity = White, Hispanic, Other
  6. * p < .05, ** p < .01, *** p < .001