TABLE 3.
Linear Regression Model for Load to Failure
| Coefficients | ||||
|---|---|---|---|---|
| Estimate | Standard Error | t Value | Pr(>|t|) | |
| Intercept | −26.42 | 41.90 | −0.630 | .53007 |
| Age | 17.03 | 16.12 | 1.057 | .29363 |
| Sex, male | 13.71 | 14.52 | 0.944 | .34777 |
| Bone mineral density | 169.43 | 67.93 | 2.494 | .01453a |
| Anchor | ||||
| 1st gen (Juggernaut) | 35.74 | 15.76 | 2.268 | .02583a |
| 2nd gen (Suturefix) | 52.82 | 15.84 | 3.335 | .00126b |
| Insertion sited | ||||
| Site 2 | 103.87 | 21.68 | 4.791 | 6.86e-06c |
| Site 3 | −30.73 | 23.29 | −1.319 | .19056 |
| Site 4 | 2.94 | 22.09 | 0.133 | .89443 |
| Site 5 | 55.35 | 21.60 | 2.563 | .01213a |
| Site 6 | 77.16 | 23.27 | 3.317 | 0.00134b |
a P < .05.
b P < .01.
c P < .001.
dSites 2-6 correspond to the 2:30, 4:30, 6:00, 8:30, and 10:30 clock-face positions for anchor insertion, respectively.