Primary Outcome | All enrolled patients (n = 325) | Anxiety group (n = 95) | Non-anxiety group (n = 230) | p value |
---|---|---|---|---|
Incidence of delirium, n(%) | 58/325(17.8%) | 24/95(25.3%) | 34/230(14.8%) | 0.025 |
Secondary Outcome | Delirium cases (n = 58) | Anxiety (n = 24) | Non-anxiety (n = 34) | |
Duration of delirium> 2 days, n(%) | 19(32.8%) | 9(37.5%) | 10(29.4%) | 0.518 |
Severity of delirium≧13, n(%) | 28(48.3%) | 10(41.7%) | 18(52.9%) | 0.397 |
Patterns of delirium | 0.334 | |||
hyperactive, n(%) | 16 | 5 | 11 | |
hypoactive, n(%) | 32 | 16 | 16 | |
Mix, n(%) | 10 | 3 | 7 | |
Age in yrs., mean (SD) | 60.5(10.6) | 60.8(11.5) | 60.2(10.1) | 0.834 |
Male, n(%) | 33(56.9%) | 14(58.3%) | 19(55.9%) | 0.853 |
BMI i n kg/m2, mean (SD) | 28.0(3.7) | 28.5(3.7) | 27.6(3.8) | 0.373 |
Education, completed high school or better, n(%) | 9(15.5%) | 5(20.8%) | 4(7.0%) | 0.568 |
MMSE before surgery, mean (SD) | 27.5(2.0) | 27.9(1.7) | 27.1(2.1) | 0.129 |
VAS, mean (SD) | 2.4(1.5) | 2.1(1.2) | 2.6(1.6) | 0.201 |
Surgery time in min, mean (SD) | 81.2(31.4) | 88.3(31.8) | 76.3(30.6) | 0.153 |
LOS in days, mean (SD) | 7.0(2.4) | 7.8(3.0) | 6.4(1.6) | 0.025 |