Table 3 Release of titanium in rectangular and round NiTi wires at different time points
From: Release of metal ions from round and rectangular NiTi wires
Time | Rectangular wire | Round wire | P value |
|---|---|---|---|
Mean ± SD | Mean ± SD | ||
1 h | 243.3 ± 2.8 | 211.9 ± 2.3 | 0.001 |
24 h | 288.4 ± 5 | 253.7 ± 3.9 | 0.001 |
1 week | 318.8 ± 1.6 | 290 ± 1.6 | 0.001 |
3 weeks | 385.6 ± 4.4 | 329.5 ± 6.3 | 0.001 |
P value | 0.001 | 0.001 | 0.001 |