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Table 2 Cardiovascular variables during mental exercise

From: No differences in cardiovascular autonomic responses to mental stress in chronic fatigue syndrome adolescents as compared to healthy controls

  Baseline Delta 1(Early test - Baseline) Delta 2 (Late test - Baseline)
  CFS patients
(n = 13)
Healthy controls
(n = 53)
CFS patients
(n = 13)
Healthy controls (n = 53) CFS patients
(n = 13)
Healthy controls (n = 53)
ASBF Right (a.u.) 256 304 -51 -43 -76 -39
  (127 to 321) (222 to 354) (-165 to -2) (-88 to -14) (-194 to -37.2) (-81 to -8)
ASBF Left (a.u.) 278 300 -42 -68 -104 -29
  (139 to 290) (202 to 349) (-155 to -12) (-107 to -25) (-183 to -32) (-80 to -4)
MAP (mm Hg) 87.1 78.6 4.3 8.1 11.1 12.0
  (76.7 to 89.6) (75.2 to 81.4) (2.4 to 8.3) (6.7 to 10.5) (9.4 to 12.1) (10.4 to 14.4)
SBP (mm Hg) 132.3 127.0 10.8 10.9 12.9 14.8
  (117.3 to 135.5) (118.3 to 130.6) (1.3 to 14.0) (4.4 to 14.9) (11.6 to 19.9) (10.4 to 20.9)
DBP (mm Hg) 66.2 60.6 3.8 7.1 11.2 11.2
  (58.6-75.2) (58.4 to 64.9) (-0.9 to 8.3) (4.3 to 9.4) (9.2 to 11.6) (10.1 to 12.6)
HR (beats/min) 81.4* 73.5 9.4 17.1 7.8 10.3
  (71.9 to 89.2) (68.4 to 76.6) (3.7 to 18.9) (12.7 to 19.6) (4.1 to 19.0) (7.4 to 13.0)
  1. * Significant higher than controls (p < 0.02), Mann-Whitney U's test (two-sided). ASBF = Acral skin blood flow (right and left finger), a.u. = arbitrary units, MAP = Mean arterial pressure, SBP = Systolic blood pressure, DBP = Diastolic blood pressure, HR = Heart rate.
  2. Median (Confidence intervals).