Effects of protein supplementation on muscle mass, muscle strength, and physical performance in older adults with physical inactivity: a systematic review and meta-analysis

Table 2 The total lean body mass changes across 4 studies

Study	Outcome	Experimental		Control
Study	Outcome	Baseline	Post-treatment	Baseline	Post-treatment
Buckinx, 2020 [15]	LBM (kg)	44.2 ± 8.8	44.5 ± 8.8	47.2 ± 9.9	47.7 ± 10.4
Chalé, 2013 [16]	LBM (kg)	46.7 ± 8.6	47.3 ± 8.6	46.4 ± 8.4	46.7 ± 8.4
Deutz, 2013** [17]
Deutz, 2013(A)** [17]	LBM (kg)	39.67 ± 6.73	39.5 ± 6.83	42.22 ± 10.18	40.18 ± 10.18
Deutz, 2013(B)** [17]	LBM(kg)	39.5 ± 6.83	39.74 ± 7.59	40.18 ± 10.18	41.79 ± 12.07
Ferrando, 2010** [22]	LBM(kg)	43.0 ± 0.66	42.1 ± 0.66	46.8 ± 0.9	45.3 ± 0.9

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