Table 2.

American Board of Orthodontists’ Discrepancy Index in straight-wire (SWIRE) and standard edgewise (SEDGE) groups

Diskrepanzindex des American Board of Orthodontists in der SWIRE(„straight-wire“)- und der SEDGE(„standard edgewise“)-Gruppe

	SWIRE		SEDGE		Pa
DI component	Median (IQR)	Range	Median (IQR)	Range
DI category: overjet	3 (2–4)	0–8	3 (3–4)	1–7	0.45
DI category: overbite	0 (0–2)	0–5	2 (0–3)	0–3	0.25
DI category: anterior open bite	1.5 (0–4.5)	0–37	0 (0–0)	0–4	<0.001
DI category: lateral open bite	0 (0–0)	0–24	0 (0–0)	0–6	0.25
DI category: crowding	4 (2–7)	0–7	2 (1–7)	0–7	0.04
DI category: occlusal relationship	4 (0–5)	0–8	4 (1–4.5)	0–8	0.93
DI category: lingual posterior crossbite	0 (0–0)	0–2	0 (0–0)	0–4	0.79
DI category: buccal posterior crossbite	0 (0–0)	0–4	0 (0–0)	0–6	0.99
DI category: cephalometrics	3 (0–11)	0–32	4 (0–8)	0–21	0.71
DI category: other	2 (0–3)	0–6	2 (0–2)	0–8	0.91
DI total score	22.5 (14.5–31)	6–104	19.5 (15–23)	11–41	0.26

DI discrepancy index, IQR interquartile range

^a From Mann–Whitney test