Skip to main content

Table 1 Rates of Normal and Different Abnormal Standing Tests

From: Hypocapnia is a biological marker for orthostatic intolerance in some patients with chronic fatigue syndrome

  CFS Controls
Normal 30 28
Orthostatic tachycardia (OT) alone 5 1
Orthostatic hypertension (HT) alone 9 4
Orthostatic hypertension (HT) plus OT 1 0
Orthostatic hypotension (ht) alone 4 1
Orthostatic hypocapnia alone 11 0
Orthostatic hypocapnia plus OT 0 1
Orthostatic hypocapnia plus HT 1 0
Orthostatic hypocapnia plus HT plus OT 1 0
Total Normal/Abnormal 30/32 28/7