Table 1 Patient Characteristicsa
| Â | Incident VF Group (I) | Incident Non-VF Group (II) | No Incident Fracture Group (III) |
|---|---|---|---|
Number of patients | 47 | 149 | 1813 |
Age-mean (SD) | 72.5 (8.6) | 68.5 (9.6) | 65.3 (8.8) |
Weight-kg | 62.2 (12.3) | 64.9 (12.6) | 64.8 (12.8) |
Height – cm | 154.4 (6.7) | 156.9 (6.6) | 157.4 (8.3) |
Dietary Ca-g/d | 0.8 (0.4) | 0.6 (0.3) | 0.6 (0.3) |
Exercise-hours/week | 1.8 (2.6) | 2.8 (3.4) | 2.9 (3.5) |
Race-# (%) | Â | Â | Â |
   Caucasian | 10 (21.3) | 29 (19.5) | 473 (26.1) |
   Otherb | 1 (2.1) | 0 (0) | 26 (1.4) |
   Unknown | 36 (76.6) | 120 (80.5) | 1314 (72.5) |
BMD-mean (SD) | Â | Â | Â |
   LS-g/cm2 | 0.876 (0.131) | 0.941 (0.169) | 0.954 (0.148) |
   FN-g/cm2 | 0.687 (0.101) | 0.715 (0.120) | 0.734 (0.109) |
Prevalent fractures – # (%) |  |  |  |
   VF | 24 (51.1) | 38 (25.5) | 326 (18.0) |
   Non-VF | 33 (70.2) | 98 (66.8) | 828 (45.7) |
   Multiple VF (>1) | 16 (34.0) | 17 (11.4) | 194 (10.7) |
   Multiple Non-VF (>1) | 22 (46.8) | 59 (39.6) | 467 (25.8) |
Concomitant diseases-# (%) | Â | Â | Â |
   Heart attack | 7 (14.9) | 25 (16.8) | 262 (14.5) |
   Stroke | 3 (6.4) | 3 (2.0) | 58 (3.2) |
   Cancerc | 5 (10.6) | 15 (10.0) | 162 (8.9) |
   Diabetes | 2 (4.3) | 6 (4.0) | 58 (3.2) |
   Epilepsy | 2 (4.3) | 2 (1.3) | 17 (0.9) |
   Arthritis | 25 (53.2) | 78 (52.4) | 1037 (57.2) |
   Thyroid diseased | 13 (27.7) | 36 (24.2) | 345 (19.0) |
Medications-# (%) | Â | Â | Â |
   Bisphosphonatese | 40 (85.1) | 109 (73.2) | 1252 (69.1) |
   Estrogen | 16 (34.0) | 50 (33.6) | 767 (42.3) |
   Other medicationsf | 4 (8.5) | 3 (2.0) | 42 (2.3) |