BioMed Research International

Clinical Study

Postoperative Delirium in Elderly Patients Undergoing Hip Fracture Surgery in the Sugammadex Era: A Retrospective Study

Table 1

Patient demographic and clinical characteristics.
 S group
()		C group
()		P
Sex (M/F)26/5241/550.215
Age (years)76 ± 775 ± 90.240
BMI (kg/m2)22 ± 423 ± 30.738
Smoking Hx (pack-year)3 ± 113 ± 100.903
Underlying disease   
 Hypertension56590.198
 DM24240.495
 Dyslipidemia21230.727
 Angina pectoris9130.820
Current medications   
 Alpha-blocker020.502
 ARB23260.738
 ACEi221.000
 Beta-blocker15130.407
 CCB30300.340
 Statin12230.186
LVEF (%)67.5 ± 9.969.0 ± 6.30.334
PFT   
 FEV1 (L)1.7 ± 0.61.7 ± 0.50.598
 FVC (L)2.3 ± 0.92.5 ± 0.80.166
 FEF 25–75% (L/s)1.4 ± 0.71.3 ± 0.70.868
Operation  0.215
 CR and IF3434 
 OR and IF714 
 Bipolar1224 
 THR2524 
Anesthesia time (min)178 ± 46186 ± 740.401
Operation time (min)126 ± 48122 ± 680.648
pRBC transfusion (unit)1.4 ± 1.51.6 ± 2.40.510
Postop. bleeding (mL)230 ± 292298 ± 3290.156
Postop. VAS139 ± 1843 ± 140.124
Postop. VAS231 ± 1132 ± 90.567
Data are numbers of patients or mean ± standard deviation.
S group, sugammadex group; C group, conventional cholinesterase inhibitor group; M, male; F, female; DM, diabetes mellitus; CVA, cerebrovascular accident; ARB, angiotensin receptor blocker; ACEi, angiotensin converting enzyme inhibitor; CCB, calcium channel blocker; NTG, nitroglycerin; LVEF, left ventricular ejection fraction before operation; PFT, pulmonary function test before operation; FEV1, forced expiratory volume in 1 second; FVC, forced vital capacity; FEF 25–75%, forced expiratory flow rate at 25–75%; Op, operation; CR and IF, closed reduction and internal fixation; bipolar, bipolar hemiarthroplasty; THR, total hip replacement; anesthesia time, time from arrival at operation room to discharge from the operating room; Op time, time from skin incision to dressing; pRBC, packed red blood cells; postop. bleeding, postoperative bleeding up to 24 hours postoperatively; postop. VAS1, postoperative visual analogue scale score at discharge from the postanesthesia care unit; postop. VAS2, postoperative visual analogue scale score on postoperative day 1.