Table 4.
General characteristics of the desaturated and non-desaturated groups.
| Non-desaturated group (n = 253) | Desaturated group (n = 9) | p value | |
|---|---|---|---|
| Age | 67.6 ± 16 | 82.1 ± 9.6 | < 0.05 |
| Gender (male) | 130 (51.4) | 5 (55.6) | 0.81 |
| Comorbidities | |||
| BMI | 23.9 ± 0.5 | 21.8 ± 4.1 | 0.15 |
| HTN | 91 (36) | 5 (55.6) | 0.23 |
| DM | 77 (30.4) | 1 (11.1) | 0.21 |
| CAOD, MI | 16 (63.0) | 0 (0) | 0.44 |
| CHF | 2 (0.8) | 0 (0) | 0.48 |
| Cerebral infarction | 14 (5.5) | 1 (11.1) | 0.48 |
| Antiplatelet or anticoagulant | 39 (51.4) | 1 (11.1) | 0.72 |
| ASA class | 0.22 | ||
| I | 105 (41.5) | 3 (33.3) | |
| II | 52 (20.6) | 4 (44.4) | |
| III | 96 (7.5) | 2 (22.2) | |
| Procedure time (min) | 17.7 ± 10 | 15.2 ± 10.3 | 0.39 |
| Sedative | < 0.05 | ||
| Midazolam | 34 (13.4) | 7 (77.8) | |
| Propofol | 171 (67.6) | 1 (11.1) | |
| Midazolam plus Propofol | 48 (19) | 1 (11.1) | |
| Dose of sedative agent (mg) | |||
| Midazolam | 1.53 ± 2.4 | 5.6 ± 3.0 | < 0.05 |
| Propofol | 108.6 ± 67.8 | 30 ± 79.4 | < 0.05 |
BMI, body mass index; HTN, hypertension; DM, diabetes mellitus; CAOD, coronary artery obstructive disease; MI, myocardial infarction; CHF, congestive heart failure; ASA, the American Society of Anesthesiologists.