Harris 2004.

Methods	RCT Method of randomisation: not reported Assessor blinding: not reported Participant blinding: not reported Loss to follow‐up: 2/19 in LI (2 sets of 15 RM); 1/18 in HI (4 sets of 6 RM) Intention‐to‐treat analysis: no Post‐program follow up: no
Participants	Location: USA N: HI = 18; LI = 19 Sample: independent community dwelling older adults Age: HI‐ mean =69.4 years (SD = 4.4); LI‐ mean =71.4 years (SD = 4.6) Inclusion criteria: independent and community dwelling; no previous background in resistance training Exclusion criteria: not reported
Interventions	PRT (high intensity versus low intensity) Type of Ex : 3LL/5UL Equipment: Flex machines Intensity: HI‐6RM; LI‐15RM Frequency: Ex2 Reps/Sets:HI‐6 /4; LI‐15 /2 Duration: 18 weeks Setting: not reported (Gym?) Supervision: full by trainers Adherence: 85.4%
Outcomes	Muscle strength Comments on adverse events: yes
Notes	No numerical results for the control group Date from high intensity PRT and low intensity PRT were compared
Risk of bias
Bias	Authors' judgement	Support for judgement
Allocation concealment?	Unclear risk	B ‐ Unclear