Table 1.
Characteristics of the Propensity Matched Population Stratified by Age (n=420).
| <65 | ≥65 | p | |
|---|---|---|---|
| N (%) | 210 (100) | 210 (100) | |
| Specialty Category Group | |||
| Cardiac, Thoracic, Cardiology (%) | 49 ( 23.3) | 57 ( 27.1) | 0.432 |
| Dental, ENT, OMFS (%) | 15 ( 7.1) | 16 ( 7.6) | 1 |
| GI, Pulmonology, Psychiatry, IR, Radiology, Ophthalmology, Pain (%) | 22 ( 10.5) | 22 ( 10.5) | 1 |
| General/Colorectal, Gynecology, Plastics, Urology, Transplant, Vascular (%) | 93 ( 44.3) | 82 ( 39.0) | 0.322 |
| Neurosurgery, Orthopedics, Spine (%) | 33 ( 15.7) | 36 ( 17.1) | 0.792 |
| OB (%) | 0 ( 0) | 0 ( 0) | 1 |
| Female Gender (%) | 102 ( 48.6) | 92 ( 43.8) | 0.378 |
| BMI(median [IQR]) | 28.95 [23.28, 34.10] | 26.56 [23.82, 31.30] | 0.161 |
| ASA PS Score (%) | 0.902 | ||
| 1 | 5 ( 2.4) | 3 ( 1.4) | |
| 2 | 21 ( 10.0) | 22 ( 10.5) | |
| 3 | 92 ( 43.8) | 95 ( 45.2) | |
| 4 | 81 ( 38.6) | 82 ( 39.0) | |
| 5 | 11 ( 5.2) | 8 ( 3.8) | |
| Length of Anesthesia (mins) (median [IQR]) | 257.00 [143.25, 393.25] | 265.00 [175.00, 396.25] | 0.322 |
| Emergency Status (%) | 44 ( 21.0) | 40 ( 19.0) | 0.714 |
| Inpatient | 182 (86.7) | 189 (90) | 0.362 |
| Hypertension (%) | 148 ( 70.5) | 154 ( 73.3) | 0.587 |
| Diabetes (%) | 53 ( 25.2) | 59 ( 28.1) | 0.581 |
| CHF (%) | 51 ( 24.3) | 49 ( 23.3) | 0.909 |
| Pulmonary Disease (%) | 50 ( 23.8) | 53 ( 25.2) | 0.821 |
| Arrhythmia (%) | 69 ( 32.9) | 73 ( 34.8) | 0.757 |
| Valvular Disease 1 (%) | 30 ( 14.3) | 29 ( 13.8) | 1 |
| Pulmonary Circulation Disease(%) | 18 ( 8.6) | 21 ( 10.0) | 0.737 |
| Peripheral Vascular Disease (%) | 22 ( 10.5) | 28 ( 13.3) | 0.451 |
| Paralysis (%) | 7 ( 3.3) | 7 ( 3.3) | 1 |
| Neurological Disorders (%) | 24 ( 11.4) | 25 ( 11.9) | 1 |
| Hypothyroid (%) | 13 ( 6.2) | 15 ( 7.1) | 0.845 |
| Renal Failure (%) | 53 ( 25.2) | 48 ( 22.9) | 0.648 |
| Liver Disease (%) | 25 ( 11.9) | 23 ( 11.0) | 0.878 |
| Peptic Ulcer Disease (%) | 3 ( 1.4) | 2 ( 1.0) | 1 |
| Cancer (%) | 44 ( 21.0) | 46 ( 21.9) | 0.905 |
| Rheumatoid Arthritis (%) | 3 ( 1.4) | 4 ( 1.9) | 1 |
| Psychiatric Disease (%) | 22 ( 10.5) | 27 ( 12.9) | 0.543 |
ENT= Ear, Nose and Throat Surgery, OMF= Oral and Maxillofacial Surgery, GYN= Gynecological Surgery, IR= Interventional Radiology, OB= Obstetrics, BMI= Body Mass Index, ASA-PS= American Society of Anesthesiologists Physical Status Score, CHF= Congestive Heart Failure