Open Access
Table 1
Patient characteristics.
| Control (n = 108) | Dementia (n = 43) | p-Value | |
|---|---|---|---|
| Sex (male/female) | 25/83 | 12/31 | 0.725 |
| Age | 77.18 (8.78) | 82.19 (7.69) | *<0.001 |
| Height (cm) | 155.1 (8.25) | 153.6 (9.18) | 0.35 |
| Weight (kg) | 50.4 (11.4) | 44.8 (9.44) | *0.002 |
| BMI | 20.95 (4.32) | 18.84 (3.34) | *0.001 |
| Waiting period (day) | 5.64 (3.49) | 5.07 (2.49) | 0.26 |
| ASA classification | |||
| Class 1 | 3 | 0 | |
| Class 2 | 93 | 38 | |
| Class 3 | 12 | 5 | |
| Operation time (min) | 114.2 (80.0) | 93.4 (21.9) | *0.01 |
| Blood loss (mL) | 284.7 (135.5) | 259.1 (100.6) | 0.2 |
| Cementless stem | 79 | 32 | |
| Cement stem | 29 | 11 | 0.873 |
*Significant difference. Data: Average (SD). BMI, body mass index; ASA, American Society of Anesthesiologists. The bold values indicate statistically significant differences between the two groups (p < 0.05).
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