Table 4

Univariable and multivariable logistic regression analyses depicting the associations of blood pressure measurements and other baseline characteristics with 3-month functional independence (mRS score of 0–2)

VariableUnivariable logistic regression analysisMultivariable logistic regression analysis*
OR (95% CI)P value*OR (95% CI)P value
Age (per 10 year increase)0.82 (0.59 to 1.14)0.239
Male gender0.86 (0.32 to 2.30)0.767
Black race0.88 (0.33 to 2.36)0.803
NIHSS score at admission (per 1 point increase)0.85 (0.77 to 0.94)0.0010.86 (0.76 to 0.97)0.017
ASPECTS at baseline (per 1 point increase)1.14 (0.78 to 1.67)0.486
Good collaterals1.01 (0.29 to 3.52)0.991
Hypertension0.96 (0.30 to 3.10)0.947
Diabetes mellitus0.80 (0.30 to 2.17)0.665
Hyperlipidemia0.85 (0.34 to 2.11)0.721
Atrial fibrillation0.79 (0.27 to 2.34)0.670
Coronary artery
disease
0.97 (0.27 to 3.44)0.962
Congestive heart
failure
2.14 (0.60 to 7.65)0.240
Smoking0.67 (0.21 to 2.10)0.491
Intravenous thrombolysis1.96 (0.67 to 5.72)0.218
Onset to arterial puncture time
(per 10 min increase)
0.98 (0.95 to 1.02)0.311
General anesthesia (vs conscious sedation)0.59 (0.20 to 1.72)0.331
Serum glucose at admission (per 10 mg/dL increase)1.00 (0.95 to 1.06)0.895
Serum LDL (per 10 mg/dL increase)1.02 (0.90 to 1.15)0.810
SBP at admission (per 10 mmHg increase)0.83 (0.70 to 1.00)0.0440.89 (0.69 to 1.14)0.357
Mean SBP post MT
(per 10 mmHg
increase)†
0.96 (0.70 to 1.31)0.795
Minimum SBP post MT
(per 10 mmHg
increase)†
1.31 (1.00 to 1.72)0.0481.64 (1.04 to 2.60)0.033
Maximum SBP post MT per 10 mmHg increase)†0.67 (0.51 to 0.87)0.0030.55 (0.39 to 0.79)0.001
DBP at admission
(per 10 mmHg
increase)
0.87 (0.67 to 1.13)0.299
Mean DBP post MT
(per 10 mmHg
increase)†
0.89 (0.58 to 1.35)0.574
Minimum DBP post MT per 10 mmHg increase)†0.94 (0.61 to 1.43)0.753
Maximum DBP post MT per 10 mmHg increase)†0.83 (0.64 to 1.08)0.160
Cerebral edema0.43 (0.14 to 1.32)0.140
  • *Cut-off of P<0.1 was used for selection of candidate variables for inclusion in multivariable logistic regression models.

  • †During the first 24 hours following the end of mechanical thrombectomy.

  • ASPECTS, Alberta Stroke Program Early CT score; DBP, diastolic blood pressure; LDL, low density lipoprotein; MT, mechanical thrombectomy; NIHSS, National Institutes of Health Stroke Scale; SBP, systolic blood pressure.