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Table 2 Multivariate analysis of factors that influenced unfavorable outcomes

From: Association of abnormal carbon dioxide levels with poor neurological outcomes in aneurysmal subarachnoid hemorrhage: a retrospective observational study

Variables OR 95% CI p value
Age > 65 years 7.62 2.97–19.60 < 0.01
Sex (female) 1.01 0.38–2.67 0.98
H&K grade 2.43 1.53–3.87 < 0.01
Treatment modality (clip) 0.69 0.27–1.75 0.43
Maximum lactate levels during the first 24 h (mmol/L) 1.34 1.02–1.76 < 0.05
Maximum PaCO2 level (mmHg) 1.11 1.03–1.21 < 0.01
Minimum PaCO2 level (mmHg) 0.82 0.73–0.93 < 0.01
  1. OR odds ratio; CI confidence interval, H&K Hunt and Kosnik