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Table 2 The core structure of the study protocol

From: Combined effects of functionally-oriented exercise regimens and nutritional supplementation on both the institutionalised and free-living frail elderly (double-blind, randomised clinical trial)

  Exercise regimens pursued for 7 weeks, 5 times a week (once daily)
Group I Progressive resistance exercises (PRE) + Functionally-oriented exercises (FOE) + nutritional supplementation
Group II Progressive resistance exercises (PRE) + Functionally-oriented exercises (FOE) + placebo supplementation
Group III Standard exercises (SE) + Functionally-oriented exercises (FOE) + nutritional supplementation
Group IV Standard exercises (SE) + Functionally-oriented exercises (FOE) + placebo supplementation