From: Midterm outcome after posterior stabilization of unstable Midthoracic spine fractures in the elderly
Parameter | Study population (n = 59) | Survivors (n = 38) | Non-survivors (n = 21) | p-value | |||
---|---|---|---|---|---|---|---|
Mean | Std | mean | Std | mean | Std | ||
Age | 76.9 | 6.3 | 75.3 | 5.6 | 79.6 | 6.8 | 0.01 |
Female gender [%] | 51 | 55.3 | 42.9 | 0.37 | |||
Fracture location | 6.9 | 2.0 | 6.9 | 2.1 | 6.9 | 1.8 | 0.99 |
Classification [OF] | 4.1 | 0.7 | 4.1 | 0.7 | 4.1 | 0.7 | 0.93 |
ASA score | 2.5 | 0.5 | 2.4 | 0.8 | 2.7 | 0.5 | 0.02 |
BMI [kg/m2] | 27.0 | 4.3 | 27.2 | 4.3 | 26.6 | 4.5 | 0.63 |
Trauma mechanism | 1.4 | 1.1 | 1.5 | 1.1 | 1.2 | 1.0 | 0.35 |
Duration surg [min] | 142 | 46.2 | 134.8 | 40.8 | 154.8 | 53.8 | 0.16 |
Stabilized segments | 4.3 | 1.4 | 4.2 | 1.6 | 4.4 | 1.0 | 0.46 |
Min. inv. Approach [%] | 54.2 | 57.9 | 47.6 | 0.08 | |||
Adjacent injuries [%] | 42.4 | 47.4 | 33.3 | 0.30 | |||
Thoracic cage inj [%] | 22.0 | 28.9 | 9.5 | 0.06 | |||
Diabetes mellitus [%] | 25.4 | 28.9 | 19.0 | 0.40 | |||
Renal insuffic. [%] | 30.5 | 26.3 | 38.1 | 0.37 | |||
Heart insuffic. [%] | 40.7 | 39.5 | 26.3 | 0.36 | |||
COPD [%] | 13.6 | 7.9 | 23.8 | 0.04 |