Table 3

Estimated coefficients for mediation analyses on objectively measured physical activity
Variables Intention Self-efficacy
a b c c ab LLCI ULCI a b c c ab LLCI ULCI
Demographic
Gender (0 = women, 1 = men) .23** .32*** .08 .16 .08+ .02 .14 .23** .35*** .07 .17 .08+ .03 .15
Age -.19*** .25*** -.34*** -.39*** -.05+ -.08 -.03 -.18*** .30*** -.33*** -.39*** -.05+ -.08 -.03
Deprivation .08 .31*** .14*** .17*** .03 -.001 .05 .09* .34*** .14*** .17*** .03+ .003 .06
Physical health
SF-36 physical functioning .51*** .09* .45*** .50*** .05+ .01 .09 .59*** .10* .44*** .49*** .06+ .01 .11
SF-36 role physical .26*** .28*** .17*** .24*** .07+ .05 .11 .33*** .31*** .14*** .24*** .10+ .07 .14
SF-36 bodily pain .29*** .30*** .09* .18*** .09+ .05 .13 .32*** .34*** .07 .18*** .11+ .07 .15
SF-36 general health .37*** .25*** .21*** .30*** .09+ .06 .13 .43*** .28*** .16*** .30*** .12+ .08 .17
FLP physical domain -.49*** .14** -.39*** -.45*** -.06+ -.11 -.03 -.59*** .14** -.37*** .45*** -.08+ -.14 -.03
Mental health
SF-36 vitality .38*** .24*** .20*** .30*** .09+ .06 .13 .43*** .28*** .18*** .30*** .12+ .08 .17
SF-36 social functioning .24*** .30*** .14*** .21*** .07+ .04 .10 .31*** .33*** .11** .21*** .10+ .07 .14
SF-36 role emotional .09* .32*** .04 .06 .03 -.001 .06 .12** .35*** .02 .06 .04+ .01 .08
SF-36 mental health .22*** .31*** .03 .10 .07+ .04 .10 .22*** .35*** .02 .10* .08+ .05 .12
FLP psychosocial domain -.41*** .26*** -.16** -.26*** -.10+ -.15 -.07 -.50*** .30*** -.11** -.26*** -.15+ -.20 -.11
Depression -.32*** .25*** -.23*** -.31*** -.08+ -.12 -.05 -.39*** .28*** -.20*** -.31*** -.11+ -.15 -.07
Anxiety -.09 .33*** .07 .04 .03+ -.06 -.001 -.10* .37*** .07 .04 .03+ -.07 -.003
Social
Need for support -.22*** .31*** -.05 -.12** -.07+ -.10 -.04 -.25*** .35*** -.03 -.12** -.09+ -.13 -.07
Received support .35*** .29*** .09* .19*** .10+ .07 .14 .34*** .33*** .07 .19*** .12+ .08 .16
Loneliness .15*** .32*** .09* .14** .05+ .02 .08 .17*** .36*** .07 .14 .06+ .03 .10
Neighbourliness .14** .31*** .10** .14*** .04+ .02 .07 .14*** .34*** .10* .14*** .05+ .02 .08
Environmental
Local area Surroundings .20*** .31*** .08** .14** .06+ .04 .10 .19*** .34** .08 .14** .06+ .04 .10
Streets in your local area .11* .32*** -.01 .03 .04+ .01 .07 .12** .36*** -.01 .03 -.04+ .01 .07
Traffic .08* .32*** .01 .03 .03+ .01 .06 .09* .36*** .001 .03 .03+ .002 .06
Pedestrian safety .08 .32*** -.03 .01 -.04+ -.002 .05 .01* .36*** -.04 -.01 -.03+ .01 .07
Personal safety .31*** .26*** .19*** .27*** .08+ .05 .12 .32*** .30*** .17*** .27*** .10+ .06 .13
Weather
Sun (hours) -.04 .32*** .07 .05 -.02 -.04 .01 -.04 .35*** .07 .05 .01 -.05 .01
Minimum temperature -.03 .32*** .01 .00 -.01 -.04 .02 -.06 .35*** .03 .01 -.02 -.05 .01
Maximum temperature -.03 .32*** .04 .03 -.01 -.04 .02 -.05 .35*** .04 .03 -.01 -.05 .01
Rainfall -.07 .31*** -.04 -.06 -.02 -.04 .003 -.05 .35*** .03 .01 -.02 -.05 .01

Note. N = 574. LLCI and ULCI refer to the lower and upper limit 95%-confidence interval of the indirect effect; + refers to 95%-confidence interval of the point estimated indirect effect does not include zero, i.e. the indirect effect is significant p < .05. FLP Functional limitations profil, SF-36 Short-Form 36 Health Survey.

*p < .05, **p < .01, ***p < .001.

Sniehotta et al.

Sniehotta et al. International Journal of Behavioral Nutrition and Physical Activity 2013 10:106   doi:10.1186/1479-5868-10-106

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