Table 1.
Patient demographic characteristics, ASA physical status, fasting duration, and baseline vital parameters between the two groups
| Parameters | Total (n=132) | Hypotension |
Mean difference (95% CI) | P | |
|---|---|---|---|---|---|
| Yes (n=57) | No (n=75) | ||||
| Age (in years) | 39.54±16.7 | 40.65±18.1 | 38.69±15.7 | 1.96 (−7.78 to 3.88) | 0.50 |
| Weight (in kg) | 61.23±11.4 | 59.64±12.4 | 62.44±10.4 | -2.81 (-1.2 to 6.8) | 0.17 |
| Height (in cm) | 167.27±9.3 | 166.77±9.6 | 167.65±9.1 | -0.88 (-2.3 to 4.1) | 0.59 |
| BMI (kg/m2) | 21.93±4.2 | 21.28±3.8 | 22.41±4.5 | -1.13 (-0.34 to 2.6) | 0.13 |
| Gender (M/F)a | 86/46 | 36/21 | 50/25 | - | 0.67 |
| ASA physical status (I/II/III)a | 83/46/03 | 37/18/02 | 46/28/01 | - | 0.33 |
| Fasting duration (in hours) | 8.74±1.4 | 9.00±1.5 | 8.55±1.3 | 0.45 (-0.94 to 0.03) | 0.06 |
| HR (per min) | 82.92±12.2 | 83.93±12.1 | 82.15±12.3 | 1.78 (−6.02 to 2.46) | 0.40 |
| SBP (mmHg) | 125.0±12.6 | 125.47±12.6 | 124.75±12.8 | 0.73 (−5.13 to 3.7) | 0.74 |
| DBP (mmHg) | 77.83±11.2 | 78.49±14.3 | 77.32±8.2 | 1.17 (-0.68 to 6.21) | 0.11 |
| MAP (mmHg) | 93.56±9.88 | 94.3±11.5.4 | 93.0±8.5 | 1.3 (−4.76 to 2.12) | 0.45 |
aData is expressed as mean±SD or numbers. ASA=American Society of Anesthesiologists, BMI=Body mass index, CI=Confidence interval, DBP=Diastolic blood pressure, HR=Heart rate, MAP=Mean arterial pressure, SBP=Systolic blood pressure, SD=Standard deviation