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Table 1 The demographic characteristics of the comatose patients and healthy controls at baseline

From: The clinical and prognostic values of optic nerve sheath diameter and optic nerve sheath diameter/eyeball transverse diameter ratio in comatose patients with supratentorial lesions

Characteristic Coma group (n = 54) Control group (n = 50) χ2/t/z value P value
Age [yr/d, mean (SD) 58.8 (17.4) 54.9 (17.0) 1.155 0.251
Sex, male [ n (%)] 27 (50.0) 24 (48.0) 0.042 0.847
Height [cm, mean (SD)] 165.7 (7.5) 164.0 (7.5) -1.442 0.150
Weight [kg, mean (SD)] 66.2 (13.9) 67.3 (12.1) -0.424 0.672
BMI [mean (SD)] 23.5(4.8) 24.9(3.4) -1.753 0.083
MAP [mean (SD)] 86.2 (20.6) 90.6 (15.5) -2.392 0.016
  1. SD standard deviation, BMI body mass index, MAP mean arterial pressure