Table 5.
Univariable and multivariable regression analysis for factors correlating with high preoperative anxiety.
| Variable | Univariable Regression | Univariable Regression | ||||||
|---|---|---|---|---|---|---|---|---|
| OR | 95% CI for OR | p Value | OR | 95% CI for OR | p Value | |||
| Lower | Upper | Lower | Upper | |||||
| Age | 0.98 | 0.97 | 0.99 | <0.001 | 0.98 | 0.97 | 0.99 | <0.001 |
| Gender (Male) | 0.39 | 0.28 | 0.55 | <0.001 | 0.39 | 0.28 | 0.55 | <0.001 |
| Educational level * | 0.169 | - | - | - | - | |||
| Educational level (secondary school) | 4.43 | 0.56 | 34.92 | 0.158 | - | - | - | - |
| Educational level (bachelor’s/college or higher) | 5.36 | 0.69 | 41.96 | 0.110 | - | - | - | - |
| Educational level (middle school) | 4.81 | 0.58 | 39.71 | 0.144 | - | - | - | - |
| Educational level (primary school) | 2.68 | 0.31 | 23.28 | 0.371 | - | - | - | - |
| Previous history of surgery under anesthesia | 0.61 | 0.43 | 0.86 | 0.005 | 0.63 | 0.43 | 0.91 | 0.014 |
| Previous history of surgical complications | 1.49 | 0.80 | 2.76 | 0.210 | - | - | - | - |
| Previous history of anesthetic complications | 1.97 | 0.94 | 4.11 | 0.072 | - | - | - | - |
| Previous history of COVID-19 | 1.19 | 0.86 | 1.66 | 0.300 | - | - | - | - |
| Vaccinated against COVID-19 | 0.69 | 0.47 | 1.01 | 0.054 | - | - | - | - |
| Fear of becoming infected with COVID-19 during their stay in the hospital | 1.60 | 1.12 | 2.29 | 0.009 | 1.47 | 1.02 | 2.14 | 0.041 |
OR: odds ratio; 95% CI: 95% confidence interval; COVID-19: coronavirus disease 2019. *: We used the educational level “Illiterate” as the reference standard for all comparisons.