Table 2.
Changes in BMD in the ABG-II group.
| Gruen zones | Pre-Iqx | Post-Iqx Reference | 3 mo | 6 mo | 1 y |
|---|---|---|---|---|---|
| Zone 1 | 971 | 941 | 898 | 909 | 903 |
| Variation | −4.6% | −3.5% | −4.1% | ||
| SD | 193 | 180 | 193 | 191 | 199 |
| Max-min | 512-1498 | 492-1464 | 343-1198 | 396-1231 | 311-1299 |
| P | .097 | .403 | .795 | ||
| Zone 2 | 1877 | 1836 | 1821 | 1873 | 1842 |
| Variation | −0.9% | +2% | +0.4% | ||
| SD | 276 | 256 | 265 | 297 | 281 |
| Max-min | 1109-2365 | 1056-2207 | 1021-2256 | 1116-2372 | 1310-2650 |
| P | .854 | .447 | .297 | ||
| Zone 3 | 2187 | 2130 | 2063 | 2080 | 2090 |
| Variation | −3.2% | −2.4% | −1.9% | ||
| SD | 293 | 267 | 263 | 271 | 246 |
| Max-min | 1398-2432 | 1265-2327 | 1234-2598 | 1370-2689 | 1420-2657 |
| P | .263 | .583 | .803 | ||
| Zone 4 | 2107 | 2076 | 1985 | 1991 | 2002 |
| Variation | −4.4% | −4.1% | −3.6% | ||
| SD | 297 | 293 | 287 | 293 | 290 |
| Max-min | 1296-2710 | 1287-2675 | 1146-2479 | 1235-2570 | 1234-2607 |
| P | .142 | .130 | .356 | ||
| Zone 5 | 2172 | 2144 | 2048 | 2060 | 2115 |
| Variation | −4.5% | −4% | −1.3% | ||
| SD | 301 | 290 | 281 | 288 | 290 |
| Max-min | 1256-2654 | 1198-2594 | 1341-2527 | 1339-2517 | 1580-2678 |
| P | .105 | .130 | .482 | ||
| Zone 6 | 1802 | 1761 | 1749 | 1795 | 1812 |
| Variation | −0.7% | +1.9% | +3.1% | ||
| SD | 312 | 305 | 297 | 334 | 313 |
| Max-min | 1293-2278 | 1119-2070 | 1162-2093 | 1211-2365 | 1363-2425 |
| P | .741 | .236 | .131 | ||
| Zone 7 | 1476 | 1459 | 1274 | 1237 | 1202 |
| Variation | −12.7% | −15.3% | −17.7% | ||
| SD | 287 | 275 | 295 | 310 | 300 |
| Max-min | 719-1962 | 830-1680 | 536-1982 | 407-1994 | 690-1936 |
| P | .001 | .001 | .000 |
Pre-Ipx, pre-operative; Post-Iqx, post-operative (reference value).
Bold values indicates the statistical significance.