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Table 1 Internal consistency (alpha) of ESES items.

From: The SCI Exercise Self-Efficacy Scale (ESES): development and psychometric properties

ESES Items: I am confident Alpha for Scale .9269 Alpha if Item deleted
(n = 368)
Alpha for Scale .8700 Apha if Item deleted (n = 53) Mean
(n = 368)
SD
(n = 368)
• that I can overcome barriers and challenges with regard to physical activity and exercise if I try hard enough (ES1) .9234 .863 3.2582 .8027
• that I can find means and ways to be physically active and exercise (ES2) . 9153 .850 3.3533 .8450
• that I can accomplish my physical activity and exercise goals that I set (ES3) .9167 .855 3.1739 .8268
• that when I am confronted with a barrier to physical activity or exercise I can find several solutions to overcome this barrier (ES4) .9174 .853 3.1359 .8073
• that I can be physically active or exercise even when I am tired (ES5) .9192 .856 2.8152 .8881
• that I can be physically active or exercise even when I am feeling depressed (ES6) .9216 .866 2.9918 .9116
• that I can be physically active or exercise even without the support of my family or friends (ES7) .9189 .851 3.2092 .9666
• that I can be physically active or exercise without the help of a therapist or trainer (ES8) .9221 .857 3.2989 .9470
• that I can motivate myself to start being physically active or exercising again after I've stopped for a while (ES9) .9162 .857 3.2880 .8912
• that I can be physically active or exercise even if I had no access to a gym, exercise, training, or rehabilitation facility (ES10) .9231 .868 3.2446 .9367