Table 2.
Characteristics of patients, duration, and indications of procedure (mean, standard deviation [SD], and percentage)
| Group Ca (n = 52) | Group Nb (n = 48) | P value | |
|---|---|---|---|
| Age (years) (mean, SD) | 58.1 (14.9) | 60.1 (13.8) | 0.369 |
| Gender (%) | |||
| Male | 23 (44.2) | 22 (45.8) | 0.872 |
| Female | 29 (55.8) | 26 (54.2) | |
| Weight (kg) (mean, SD) | 54.8 (10.6) | 54.5 (9.8) | 0.543 |
| Height (cm) (mean, SD) | 159.5 (7.3) | 156.9 (9.3) | 0.315 |
| American Society of Anesthesiologists physical status (%) | |||
| I | 14 (26.9) | 8 (16.7) | 0.320 |
| II | 29 (55.8) | 27 (56.2) | |
| II | 9 (17.3) | 13 (27.1) | |
| Preprocedure volume status | 0.060 | ||
| Normal | 45 (86.5) | 37 (77.1) | |
| Mild hypovolemia | 6 (11.5) | 11 (22.9) | |
| Moderate hypovolemia | 1 (1.9) | 0 | |
| Duration of sedation (min) (mean, SD) | 35.9 (15.1) | 35.9 (15.8) | 0.185 |
| Indication | 0.989 | ||
| Choledocholithiasis | 22 (42.3) | 20 (41.7) | |
| Biliary stricture | |||
| Malignancy | 18 (34.6) | 18 (37.5) | |
| Benign | 5 (9.6) | 4 (8.3) | |
| Others | 7 (13.5) | 6 (12.5) | |
Notes:
a
Group C: clinical assessment;
b
Group N: NarcotrendTM monitoring.