Ref (type)	Population	Outcome, Interventions	Results and statistical analysis	Effect size	Favours
Quality of life
RCT 3-armed trial	156 people	Change in SF-36 physical functioning score 6 months with supervised treadmill exercise (3 times/week) with control Absolute results not reported	Difference between groups: 7.50 95% CI 0 to 15.0 P = 0.02 for treadmill v control	Effect size not calculated	Treadmill exercise
RCT 3-armed trial	156 people	Change in SF-36 physical functioning score 6 months with resistance training (3 times/week) with control Absolute results not reported	Difference between groups: 7.50 95% CI 0 to 15.0 P = 0.04 for resistance training v control	Effect size not calculated	Resistance training
RCT 3-armed trial	156 people	Change in Walking Impairment Questionnaire distance score 6 months with supervised treadmill exercise (3 times/week) with control Absolute results not reported	Difference between groups: 10.7 95% CI 1.56 to 19.9 P = 0.02 for treadmill v control	Effect size not calculated	Exercise
RCT 3-armed trial	156 people	Change in Walking Impairment Questionnaire distance score 6 months with resistance training (3 times/week) with control Absolute results not reported	Difference between groups: 6.92 95% CI 1.07 to 12.8 P = 0.03 for resistance training v control	Effect size not calculated	Resistance training
RCT 3-armed trial	156 people	Change in stair-climbing score 6 months with supervised treadmill exercise (3 times/week) with control Absolute results not reported	Difference between groups: 8.33 95% CI 0 to 16.7 P = 0.06 for treadmill v control		Not significant
RCT 3-armed trial	156 people	Change in stair-climbing score 6 months with resistance training (3 times/week) with control Absolute results not reported	Difference between groups: 10.4 95% CI 0 to 20.8 P = 0.02 for resistance training v control	Effect size not calculated	Resistance training
RCT 3-armed trial	156 people	Change in speed score 6 months with supervised treadmill exercise (3 times/week) with control Absolute results not reported	Difference between groups: +3.80 95% CI –4.35 to +12.0 P = 0.39 for treadmill v control		Not significant
RCT 3-armed trial	156 people	Change in speed score 6 months with resistance training (3 times/week) with control Absolute results not reported	Difference between groups: +1.63 95% CI –5.43 to +8.70 P = 0.55 for resistance training v control		Not significant