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Table 3 Preoperative comorbidity

From: Decompressive laminectomy with instrumented posterolateral fusion for degenerative lumbar disease in elderly, is it safe and beneficial?

Preoperative comorbidity Number %
Cardiac (mainly IHD) 5 14.3%
HTN 11 31.4%
Respiratory 0 0%
DM 11 31.4%
Renal insufficiency 0 0%
Hepatic disease 4 11.4%
On Antiplatelet 15 42.8%
Smoker 4 11.4%
Hypothyroidism on treatment 2 5.7%