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Table 2 A cross-reference of systems for diagnostic assignment

From: Evidence of inflammatory immune signaling in chronic fatigue syndrome: A pilot study of gene expression in peripheral blood

   Empiric Classification (CFS research case definition)
   CFS ISF Controls
LCA Category LCA Class Description (n = 39) (n = 35) (n = 37)
   n (%) n (%) n (%)
Controls (0–2) Well (n = 33) or Unassigned (n = 2) 1 (2) 0 (0) 34 (91)
1 Obese hypnoea (n = 23) 15 (38) 8 (23) 0 (0)
3 Obese hypnoea and stressed (n = 17) 5 (13) 11 (31) 1 (3)
4 Interoception – muscle pain (n = 11) 1 (3) 9 (26) 1 (3)
5 Interoception depression (n = 14) 10 (26) 4 (11) 0 (0)
6 Multisymptomatic, depressed, stressed (n = 11) 7 (18) 3 (9) 1 (3)