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Table 1 Characteristics of the overall endourological surgery population (n = 402)

From: The utility of intravenous ketamine for the management of intraoperative penile erection: a retrospective single-center analysis of endourological surgeries over a 4-year

Overall patient characteristics (n = 402)
Age (years), mean (SD) 69.1 (10.2)
Median (IQR) 69 (13)
Weight (kg) 78.4 (11.3)
 78 (15)
Height (cm) 171.9 (5.9)
 172 (8)
ASA physical status category, n (%)I151 (37.6)
II239 (59.5)
III12 (2.9)
Comorbidities, n (%)
Hypertension 174 (43.3)
Type 2 diabetes mellitus 81 (20.1)
Coronary artery disease 47 (11.7)
Arrhythmia 48 (11.9)
Chronic obstructive pulmonary disease 36 (9.0)
Chronic renal failure 5 (1.2)
Thyroid disease 8 (2.0)
Obstructive sleep apnea syndrome 2 (0.5)
Ankylosing spondylitis
 TURP153 (38.1)
Type of surgery, n(%)TURBT114 (28.4)
Cystoscopy84 (20.9)
Internal urethrotomy8 (2.0)
Ureteroscopy2 (0.5)
Cystolithotomy7 (1.7)
Endoscopic ureter stone14 (3.5)
TUR biopsy20 (5)
Duration of surgery (min), mean (SD) 53.4 (26.0) 53.4 (26.0)
Type of anesthesia, n (%)Spinal293 (72.9)
General anesthesia109 (27.1)
Intraoperative penile erection,n(%)Yes9 (2.2)
No393 (97.8)
  1. ASA American Society of Anesthesiologists, TURP Transurethral resection of the prostate, TURBT Transurethral resection of bladder tumor