Fig. 2
Mean (± SEM) serum, urine and cell marker profiles as summarised by weighted standing time (WST), namely, (a) WST (minutes), (b) 24-h urine volume (mL/24-h) (c) total white cell count (WCC) (× 109/L) (d) monocytes (× 109/L) (e), lymphocytes (× 109/L) and (f) serum Vitamin D (nmol/L). WST classes are: Healthy study controls (0), ME/CFS—mild (1), ME/CFS—moderate (2), and ME/CFS—severe (3) WST class definitions are presented in Table 3