Table 2. Results of linear regression analyses of the relationships between optic nerve sheath diameter and other variables.
| Variable | Simple linear regression analysis | Multiple linear regression analysis | ||||
|---|---|---|---|---|---|---|
| B | SE | p | B | SE | p | |
| Sex | −0.131 | 0.063 | 0.039 | 0.152 | 0.160 | 0.341 |
| Age | −0.002 | 0.002 | 0.320 | - | - | - |
| Height | 0.004 | 0.005 | 0.367 | - | - | - |
| Weight | 0.004 | 0.003 | 0.193 | 0.003 | 0.002 | 0.169 |
| BMI | 0.009 | 0.010 | 0.363 | - | - | - |
| MABP | 0.000 | 0.002 | 0.872 | - | - | - |
| IOP | −0.013 | 0.011 | 0.238 | - | - | - |
| ETD | 0.267 | 0.016 | <0.001 | 0.259 | 0.018 | <0.001 |
B: unstandardized regression coefficient, BMI: body mass index, ETD: eyeball trans verse diameter, IOP: intraocular pressure, MABP: mean arterial blood pressure, SE: standard error.