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. Author manuscript; available in PMC: 2020 Mar 1.
Published in final edited form as: World Neurosurg. 2019 Feb 8;123:e700–e708. doi: 10.1016/j.wneu.2018.11.260

Table 1.

Comparison of baseline demographic, clinical, radiologic, and treatment characteristics between ICH patients who underwent nonoperative management versus surgical intervention.

Variable Nonoperative Management (n=2,658) Surgical Intervention (n=289) p-value
Age, mean yr (SD) 62.1 (14) 57.1 (13.4) <0.001
Male sex, n (%) 1,550/2,658 (58.3) 183/289 (63.3) 0.100
Race/Ethnicity, n (%) <0.001
 White 890/2,658 (33.5) 86/289 (29.8)
 Black 920/2,658 (34.6) 69/289 (23.9)
 Hispanic 848/2,658 (31.9) 134/289 (46.4)
Baseline mRS, n (%) <0.001
 0 1,837/2,648 (69.4) 238/288 (82.6)
 1 317/2,648 (12) 22/288 (7.6)
 2 267/2,648 (10.1) 16/288 (5.6)
 3 134/2,648 (5.1) 6/288 (2.1)
 4 77/2,648 (2.9) 4/288 (1.4)
 5 16/2,648 (0.6) 2/288 (0.7)
Admission GCS, median (IQR) 15 (11–15) 13 (8–15) <0.001
Antiplatelet use, n (%) 1,166/2,631 (44.3) 116/285 (40.7) 0.243
Anticoagulant use, n (%) 261/2,621 (10) 34/283 (12) 0.277
INR, mean (SD) 1.2 (0.8) 1.3 (0.8) 0.147
PTT, mean sec (SD) 29.5 (8.4) 29.5 (6.6) 0.983
Platelet count, mean k/uL (SD) 225.4 (75.9) 224.9 (82.5) 0.921
ICH volume, mean cm3 (SD) 18.2 (23.4) 46.2 (29.3) <0.001
Infratentorial ICH location, n (%) 326/2,658 (12.3) 67/289 (23.2) <0.001
Lobar ICH location, n (%) 802/2,658 (30.2) 130/289 (45) <0.001
Presence of IVH, n (%) 1,057/2,594 (40.8) 126/262 (48.1) 0.021
ICP monitoring, n (%) 398/2,658 (15) 149/289 (51.6) <0.001
Mannitol use, n (%) 335/2,654 (12.6) 142/289 (49.1) <0.001
Hypertonic saline use, n (%) 78/2,658 (2.9) 29/289 (10) <0.001

n = number; yr = year; uL = microliter; k = ×1,000; ICH = intracerebral hemorrhage; IVH = intraventricular hemorrhage; GCS = Glasgow Coma Scale; IQR = interquartile range; mRS = modified Rankin Scale; ICP = intracranial pressure; INR = international normalized ratio; PTT = partial thromboplastin time.