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Table 1 The modification of the original version of the Knee Self-Efficacy Scale

From: Validation of an 18-item version of the Swedish Knee Self-Efficacy Scale for patients after ACL injury and ACL reconstruction

Original Modification 18-item version
Present   Present
A - Daily activities   A - Daily activities
How certain are you about:   How certain are you about:
 1 taking a walk in the forest    1 walking in the forest
 2 climbing up and down stairs    2 walking down stairs/down hill
 3 going out dancing moved to section B  3 running to catch the bus
 4 jumping ashore deleted  4 working in the garden
 5 running after children deleted  5 cleaning at home
 6 running for the tram/bus rephrased  
 7 working in the garden   
B - Sport and leisure activities   B - Sport and leisure activities
How certain are you about:   How certain are you about:
 1 bicycling long distance    1 cycling longer distance
 2 cross-country skiing    2 cross-country skiing
 3 horseback riding deleted  3 swimming
 4 swimming    4 dancing
 5 hiking in the mountains    5 hiking in the mountains
C - Physical activities   C - Physical activities
How certain are you about:   How certain are you about:
 1 squatting    1 squatting
 2 jumping sideways from one leg to the other    2 jumping sideways from one leg to the other
 3 working out hard a short time after an injury deleted  3 hopping on the injured leg
 4 performing a one-leg hop on the injured leg    4 quickly changing direction
 5 moving around in a small boat deleted  
 6 doing fast twisting   
Future   Future
D - Your knee function in the future   D - Your knee function in the future
How certain are you that:   How certain are you that:
 1 you can participate on the same activity levels before the injury rephrased  1 your knee will get well
 2 you will not have new knee injuries    2 you can return to the same physical activity level as before your injury
 3 you that your knee will not “break down” rephrased  3 you will not have new knee injuries
 4 your knee will not get worse than before surgery (only if you have had surgery) rephrased  4 your knee will get better than before surgery (only if you have undergone surgery)