Table 1.
Summary of study population demographics for propensity score matched cohorts pre- and post-guidelines. (M: male, F: female, IC: intracapsular, EC: extracapsular; comparing warfarin cases column relates to the warfarin cases pre- and post-guideline; ∗ p < 0.05 is statistically significant.)
| Pre-Guideline | Post-guideline | P-Value | ||||||
|---|---|---|---|---|---|---|---|---|
| Case | Matched | P-value | Case | Matched | P-value | Comparing warfarin cases | ||
| Total | 46 | 46/786 | 48 | 48/957 | ||||
|
| ||||||||
| Age years | Mean | 80.5 | 80.5 | 0.97 | 81.2 | 81.3 | 0.97 | 0.641 |
| (±7.6) | (+/- 7.4) | (+/- 8.0) | (+/- 8.3) | |||||
| Range | 61-93 | 61-93 | 62-100 | 62-104 | ||||
|
| ||||||||
| Sex (%) | M | 13 (28.3) | 14 (30.4) | 0.89 | 16 (33.3) | 17 (35.4) | 0.92 | 0.743 |
| F | 33 (71.7) | 32 (69.6) | 0.93 | 32 (66.7) | 31 (64.6) | 0.9 | 0.901 | |
|
| ||||||||
| NHFS | 9.2 | 8.9 | 0.86 | 7.2 | 9.8 | 0.04 | 0.006 | |
| (+/- 3.7) | (+/- 7.6) | |||||||
| (+/- 6.5) | (+/- 5.2) | |||||||
|
| ||||||||
| Fracture Type (%) | IC | 26 (57) | 26 (57) | 1.0 | 28 (58) | 28 (58) | 1.0 | 0.960 |
| EC | 20 (43) | 20 (43) | 1.0 | 20 (42) | 20 (42) | 1.0 | 1.0 | |
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| ||||||||
| INR on Admission | Mean | 2.6 (+/-0.9) | 2.5 (+/- 1.0) | 0.87 | ||||
| Range | 1.2-5.1 | 1.4-4.9 | ||||||