Table 3 Comparison of weight: initial, final, and change in weight of wires

Group 1

0.240 ± 0.021

0.325 ± 0.035

0.085 ± 0.024

P < 0.001**

(0.200–0.250)

(0.250-0.350)

(35.4 %)

Group 2

0.245 ± 0.028

0.255 ± 0.037

0.010 ± 0.020

P = 0.168

(0.200–0.300)

(0.200–0.300)

(4.08 %)

Group 5

0.220 ± 0.026

0.265 ± 0.033

0.045 ± 0.028

P < 0.001**

(0.200–0.250)

(0.250–0.350)

(20.5 %)

Group 6

0.225 ± 0.042

0.235 ± 0.047

0.010 ± 0.021

P = 0.169

(0.150–0.300)

(0.150–0.300)

(4.4 %)