Comparison 6. Superelastic NiTi versus thermoelastic NiTi arch wires.

Outcome or subgroup title	No. of studies	No. of participants	Statistical method	Effect size
1 Alignment rate (mm/8 weeks, between first molars)	1		Mean Difference (IV, Fixed, 95% CI)	Totals not selected
2 Alignment rate (mm/8 weeks, between canines)	1	50	Mean Difference (IV, Fixed, 95% CI)	‐0.10 [‐1.44, 1.25]
3 Time to alignment (weeks)	1		Mean Difference (IV, Fixed, 95% CI)	Totals not selected
4 Pain (VAS, day 1)	1		Mean Difference (IV, Fixed, 95% CI)	Totals not selected
5 Pain (VAS, day 7)	1		Mean Difference (IV, Fixed, 95% CI)	Totals not selected