Change in SmO2 (in %, unadjusted analysis) Change in SmO2 (in %, adjusted analysis)
Deltoid (SD) Vastus lateralis (SD)  
q0 70.01 (8.81) p-value q0 70.99 (9.11) p-value q0 69.93 (5.47) p-value
q1 70.33 (7.61) 0.7534 q1 66.38 (12.41) 0.0105 q1 67.74 (6.45) 0.0294
q2 71.05 (8.65) 0.5295 q2 63.27 (12.57) <.0001 q2 66.45 (6.54) 0.0032
q3 70.77 (7.45) 0.6754 q3 64.23 (10.88) 0.0001 q3 66.79 (6.54) 0.0081
q4 71.34 (7.33) 0.4826 q4 67.15 (7.59) 0.0197 q4 68.49 (5.44) 0.3315
q5 69.68 (7.09) 0.8736 q5 69.15 (8.14) 0.3429 q5 68.57 (5.50) 0.4366
Table 2: Change in SmO2 against baseline (unadjusted and adjusted analysis) for upper (deltoid muscle) and lower extremity (vastus lateralis muscle). This table displays the unadjusted (deltoid and vastus lateralis muscle) and adjusted analysis of SmO2 for each quintile (SmO2 presented as means plus standard deviation (SD); q0 represents baseline; qX: quintile 0-5).