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. 2023 Sep 26;59(6):743–753. doi: 10.23736/S1973-9087.23.07900-5

Table II. —Optimal cut-off scores of independent variables for predicting home discharge.

Variable AUC SE P 95% CI ROC Curve Coordinates
Lower Upper Score Sensitivity Specificity -1
Assessed preoperatively
Medications (total) 0.551 0.058 0.388 0.438 0.663 4.5 0.278 0.162
MMSE 0.667 0.052 0.004* 0.565 0.770 16.5 0.736 0.514
FCI (pre-fracture) 0.498 0.056 0.980 0.388 0.609 1.5 0.292 0.250
NPRS (at rest) 0.514 0.059 0.818 0.399 0.628 3.5 0.306 0.243
MBI (pre-fracture) 0.515 0.054 0.787 0.408 0.622 99.0 0.616 0.550
Assessed postoperatively
Total number of physiotherapy sessions 0.632 0.056 0.024* 0.522 0.742 7.5 0.583 0.378
Total number of occupational therapy sessions 0.596 0.059 0.102 0.481 0.711 2.5 0.806 0.595
LOS 0.538 0.056 0.525 0.427 0.648 8.5 0.431 0.306
MBI 0.662 0.053 0.006* 0.559 0.765 54.5 0.458 0.189
EMS 0.663 0.054 0.006* 0.557 0.769 4.5 0.569 0.297
NPRS 0.665 0.053 0.005* 0.561 0.768 6.25 0.405 0.208
SEE 0.620 0.055 0.041* 0.512 0.728 52.5 0.417 0.162

A total of 72 participants were discharged home at the time of follow-up, and a total of 37 participants were unable to return home. 95% CI: 95% Confidence Interval; AUC: Area Under the Curve; EMS: Elderly Mobility Scale; FCI: Functional Comorbidity Index; LOS: Length of Stay; MBI: Modified Barthel Index; MMSE: Mini-Mental State Examination; NPRS: Numeric Pain Rating Scale; SE: Standard Error; SEE: Self-Efficacy for Exercise Scale; ROC: Receiver Operating Characteristic *P≤0.05 statistically significant area under the curve.