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. 2021 Nov 9;13(11):e19392. doi: 10.7759/cureus.19392

Table 2. Association of comorbidities and adverse events with type of anesthesia.

NAD: noradrenaline; Y: yes; N: no; CNS: central nervous system; CAD: coronary artery disease; CLE: continuous lumbar epidural; LSPB: lumbar and sacral plexus block; SAB: subarachnoid block

  Type of anesthesia  
CLE (n=41) LSPB (n=35) SAB (n=38) p-value
Cardiovascular N 5 (45.5%) 5 (45.5%) 1(9.1%) p=0.163
Y 36 (35.0%) 30 (29.1%) 37 (35.9%)  
CAD N 15 (22.4%) 20 (29.9%) 32 (47.8%) p<0.001
Y 26 (55.3% 15 (31.9%) 6 (12.8%)
Respiratory N 31 (34.1%) 28 (30.8%) 32 (35.2%) p=0.635
Y 10 (43.5%) 7 (30.4%) 6 (26.1%)
Endocrine N 14 (29.2%) 17 (35.4%) 17 (35.4%) p=0.419
Y 27 (40.9%) 18 (27.3%) 21 (31.8%)
Renal N 26 (38.2%) 24 (35.3%) 18 (26.5%) p=0.151
Y 15 (32.6%) 11 (23.9%) 20 (43.5%)
CNS N 28 (36.8%) 22 (28.9%) 26 (34.2%) p=0.848
Y 13 (34.2%) 13 (34.2%) 12 (31.6%)
Malignancy N 37 (34.3%) 34 (31.5%) 37 (34.3%) p=0.368
Y 4 (66.7%) 1 (16.7%) 1 (16.7%)
Electrolyte N 13 (27.7%) 14 (29.8%) 20 (42.6%) p=0.166
Y 28 (41.85%) 21 (31.3%) 18 (26.9%)
Spine instrumentation, metastasis N 41(48.80%) 5(5.95%) 38(45.23%) p<0.00001
Y 0(0) 30(100%)) 0(0)
NAD N 40 (40.4%) 33 (33.3%) 26 (26.3%) p<0.001
Y 1 (6.7%) 2 (13.3%) 12 (80%)
Mortality N 40 (36.7%) 33 (30.3%) 36 (33%) p=0.745
Y 1 (20%) 2 (40%) 2 (40%)
Cause of mortality N 40 (36.7%) 33 (30.3%) 36 (33%) p=0.258
ACS 1 (50%) 1 (50%) 0 (0%)
AMI 0 (0%) 1 (100%) 0 (0%)
PE 0 (0%) 0 (0%) 2 (100%)