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. 2012 Dec;3(4):267–273. doi: 10.5812/asjsm.34549

Table 3.

Estimated 1-RM muscle strength* for 25 individuals with type 2 Diabetes Mellitus

Exercise Initial Test Retest P value ICC (2,1) 95%CI for ICC SEM
Supine bench press 50.5 (9.8) 51.4(8.7) <0.05 0.98 0.94-0.99 1.38
Leg Press 140.4(25.2) 139.9(24.3) 0.6 0.98 0.97-0.99 3.56
Lat Pull 51.1(8.8) 51.7(8.6) 0.08 0.98 0.95-0.99 1.24
Leg extension 64.0 (12.4) 64.8(12.83) <0.05 0.99 0.97-0.99 1.24
Seated biceps curls 17.46(4.8) 17.56(4.8) 0.5 0.98 0.97-0.99 0.67
*

Estimated 1-RM was calculated using Brzycki 1RM prediction equation

T Test Results ICC 2,1 = intra-class correlation coefficient; CI = confidence interval; SEM = standard error of measurement, Calculated as: SEM=SD baseline * √ (1 – r test–retest)