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Table 2 Delirium frequency according to demographic data, medical history, and clinical examination of stroke patients

From: Assessment of the risk factors and functional outcome of delirium in acute stroke

Variables Delirium Test of significance P
Present
N = 15
Absent
N = 59
Age (years)
 M ± SD 68.6 ± 9.6 58.8 ± 11.2 T = 3.11 0.002*
 Range 53–93 30–80
Sex
 Male, N (%) 7 (46.7%) 33 (55.9%) χ2 = 0.41 0.52
 Female, N (%) 8 (53.3%) 26 (44.1%)
Medical history, N (%)
 - Hypertension 12 (80%) 41 (69.5%) χ2 = 0.24 0.62
 - Diabetes mellitus 5 (33.3%) 25 (42.4%) χ2 = 0.41 0.52
 - Smoking 4 (26.7%) 23 (39%) χ2 = 0.78 0.37
 - Previous stroke 2 (13.3%) 13 (2213) χ2 = 0.15 0.69
 - TIA 2 (13.3%) 7 (11.9%) χ2 = 0.08 0.77
 - Cardiac disease 7 (46.7%) 16 (27.1%) χ2= 1.32 0.25
GCS
 9–12 10 (66.7%) 7 (11.9%) χ2 = 17.32 < 0.001**
 >12 5 (33.3%%) 52 (88.1%)
NIHSS
 <5 (minor stroke) 0 10 (16.9%) χ2 = 34.54 < 0.001**
 5–15 (moderate stroke) 2 (13.3%) 39 (66.1%)
 16–20 (moderate to severe stroke) 6 (40%) 9 (15.3%)
 21–42 (severe stroke) 7 (46.7%) 1 (1.7%)
  1. T Student T test, χ2 chi-square test, M mean, SD standard deviation, TIA transient ischemic attack, GCS Glasgow Coma Scale
  2. *Significant (P <  0.05)