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Table 1 Mean (SD) cardiovascular measures during rest, isometric exercise and recovery

From: Isometric exercise in cardiac magnetic resonance imaging: an initial experience using fast imaging

  Rest Isometric biceps exercise Recovery   
   1 min 2 min 3 min 1 min 3 min 5 min
Systolic blood pressure (mmHg) 111 (10) 128 (16) 140 (21) 145 (17) 116 (13) 113 (12) 112 (11)
Heart rate (beats.min -1 ) 64 (9) 80 (8) 81 (9) 82 (13) 65 (8) 64 (9) 63 (9
Stroke volume (mL.m -2 ) 54 (8) 51 (9) 49 (9) 49 (8) 55 (8) 56 (9) 54 (8)
Cardiac output (L.min -1 .m -2 ) 3.4 (0.5) 4.1 (0.8) 4.0 (0.8) 4.0 (0.7) 3.6 (0.4) 3.6 (0.5) 3.4 (0.4)
Compliance (mmHg.mL -1 .m -1 ) 1.3 (0.3) 1.1 (0.2) 1.0 (0.2) 0.9 (0.3) 1.1 (0.2) 1.1 (0.3) 1.2 (0.2)
Resistance (WU.m 2 ) 24.6 (3.4) 24.7 (4.6) 28.1 (6.6) 28.1 (4.9) 24.2 (3.3) 23.8 (3.2) 25.1 (3.4)
End-diastolic volume (mL.m -2 ) 82 (12) 86 (16) 85 (15) 86 (14) 82 (13) 82 (13) 82 (14)
Ejection fraction (%) 67 (9) 60 (9) 58 (9) 58 (6) 66 (8) 68 (6) 66 (5)