Table 4. EMG main effects for time. Concentric Bench Press Concentric Push-Ups Eccentric Bench Press Eccentric Push-ups Pectoralis Major Rep1>Q4, p=0.08 Q4>Q2, p=0.03 N/S N/S Q4>Rep1, p=0.05 Q3>Q1, p=0.05 Q4>Q1, p=0.014 Q4>Q2 p=0.011 Anterior Deltoid N/S Q2>Rep1, p=0.03 Q3>Rep1, p=0.001 Q2>Q1, p=0.01 Q3>Q1, p=0.004 N/S Q4>Rep1, p=0.008 Q3>Q1, p=0.06 Q4>Q1, p=0.07 Q4>Q2, p=0.08 Middle Deltoid N/S N/S N/S N/S Triceps Brachii Q2>Rep1, p=0.08 Q3>Rep1, p=0.06 Q1>Rep1, p=0.02 Q2>Rep1, p=0.002 Q3>Rep1, p<0.0001 Q4>Rep1, p=0.001 Q3>Q1, p<0.0001 Q3>Q2, p=0.08 Q2>Q1, p=0.048 Q4>Rep1, p=0.05 Q3>Q1, p=0.05 Q4>Q1, p=0.10 Biceps Brachii N/S Q1>Rep1, p=0.03 Q2>Rep1, p=0.06 N/S N/S Q: quartile, Rep: repetition, N/S: non-significant