Table 2: Descriptive statistics of the fracture resistance of 3 dowel groups; glass fiber dowel, indirect resin dowel and pre-fabricated dowel with indirect resin crown.
-
|
n |
Mean ±SD |
Std. Error |
95% CI for Mean |
Min |
Max |
Lower Bound |
Upper Bound |
Glass fiber dowel |
7 |
541.05 ±199.57 |
75.43 |
356.47 |
725.62 |
275.78 |
783.25 |
Indirect resin dowel and post |
7 |
444.55 ±139.79 |
52.83 |
315.27 |
573.83 |
176.90 |
617.03 |
Pre-fabricated metal dowel |
7 |
566.48 ±157.77 |
59.63 |
420.56 |
712.39 |
225.21 |
697.84 |
n = sample. CI = Confidence Interval for Mean. SD = Std. Deviation, Min = Minimum, Max = Maximum