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Table 4 Summary of outcome measurements of the selected studies

From: Effect of molar intrusion with temporary anchorage devices in patients with anterior open bite: a systematic review

Article Outcomes Before TX mean (SD) After TX mean (SD) Difference mean (SD) Follow-up changes
Sugawara et al. (2002) [22] Overbite −2.8 (1.8) 2.1 (0.8) 4.9 (NA) 1.2 (0.8)
MP/FH 33.1 (2.1) 31.7 (2.4) −1.3 (NA) 32.2 (3.0)
L6-MP 35.7 (4.1) 33.9 (4.1) −1.8 (NA) 34.2 (4.4)
U6-PP 24.0 (3.0) 25.0 (2.8) 1.0 (NA) 25.1 (2.5)
LAFH 76.1 (5.8) 74.6 (6.0) −1.5 (NA) 75.2 (5.8)
Deguchi et al. (2011) [23] Overbite −4.4 (1.2) 1.8 (1.1) 6.2 (1.7) 1.0 (0.9)
MP/SN 45.8 (6.0) 42.2 (6.7) −3.6 (2.1) 43.8 (6.5)
U6-PP 26.9 (3.0) 24.6 (2.5) −2.3 (1.3) 25.1 (2.8)
L6-MP 36.0 (2.5) 35.2 (1.9) −0.8 (1.3) 37.0 (1.9)
LAFH 74.7 (5.9) 72.2 (5.1) −2.6 (2.5) 72.2 (5.1)
Buschang et al. (2011) [24] MPA NR NR −3.9 (1.8) NA
Akan et al. (2013) [25] Overbite −3.2 (1.3) 1.5 (1.3) 4.7 (1.3) NA
GoGn/SN 45.5 (7.3) 41.7 (7.2) −3.7 (1.8)
MP/FH 36.3 (7.0) 33.0 (6.9) −3.2 (1.5)
LAFH 57.0 (4.9) 52.8 (4.6) −4.1 (1.7)
U6-HL 74.6 (4.4) 71.3 (4.2) −3.3 (1.2)
L6-MP 32.0 (3.2) 31.2 (3.3) −0.8 (0.8)
Xun et al. (2007) [26] Overbite −2.2 (0.9) 2.0 (0.3) 4.2 (0.9) NA
MMA 36.8 (4.8) 34.3 (4.2) −2.5 (0.9)
MP/SN 45.6 (5.8) 43.3 (5.1) −2.3 (0.8)
LAFH 82.2 (3.8) 80.6 (3.4) −1.6 (0.9)
U6-PP 26.3 (2.2) 24.5 (2.0) −1.8 (0.7)
L6-MP 37.4 (3.4) 36.2 (3.3) −1.2 (0.8)
Erverdi et al. (2004) [27] Overbite −0.6 (2.2) 3.1 (0.9) 3.7 (2.4) NA
MMA 36.9 (5.4) 34.7 (4.5) −2.2 (1.2)
GoGn/SN 46.5 (6.0) 44.8 (6.7) −1.7 (2.0)
U6-PP 26.4 (1.6) 23.8 (2.7) −2.6 (1.3)
L6-MP 32.8 (2.7) 31.7 (3.1) −0.1 (0.7)
Erverdi et al. (2007) [28] Overbite −4.0 (NA) 1.2 (NA) 5.1 (2.0) NA
GoGn/SN 42.5 (NA) 39.5 (NA) −3.0 (1.5)
LAFH 76.5 (NA) 73.6 (NA) −2.9 (1.3)
U6-PP 22.6 (NA) 19.0 (NA) −3.6 (1.4)
Scheffler et al. (2014) [29] Overbite NR NR 2.2 (1.6) −0.4 (1.1)
GoGn/SN    −1.2 (1.0) 0.0 (0.8)
LAFH    −1.6 (2.2) −0.3 (1.4)
U6-PP    −2.3 (1.4) 0.5 (1.2)
L6-GoGn    0.6 (1.6) −0.3 (1.3)
Foot et al. (2014) [30] Overbite −2.2 (1.7) 0.8 (1.1) 3.0 (1.5) NA
MMA 31.8 (3.8) 30.7 (4.3) −1.0 (1.3)
MP/SN 36.1 (4.9) 34.9 (5.3) −1.2 (1.3)
MP/FH 27.8 (3.5) 26.9 (3.6) −0.9 (1.2)
LAFH 61.8 (4.3) 60.9 (4.6) −0.9 (1.1)
U6-PP 20.6 (2.3) 17.7 (2.4) −2.9 (0.8)
L6-MP 27.9 (2.9) 28.0 (2.9) 0.1 (0.4)
Kuroda et al. (2007) [10] Overbite −5.2 (1.8) 1.5 (0.6) 6.8 (1.7) NA
MP/FH 38.8 (6.4) 35.5 (6.9) −3.3 (1.5)
LAFH 78.6 (5.5) 75.0 (4.7) −3.6 (1.8)
U6-PP 28.7 (2.8) 26.4 (2.4) −2.3 (2.0)
L6-MP 38.0 (1.8) 36.7 (1.6) −1.3 (1.2)
Hart et al. (2015) [32] Overbite −3.0 (1.9) 0.8 (1.4) 3.8 (0.9) NA
MP/FH 32.4 (6.3) 31.3 (6.9) −1.1 (0.09)
LAFH 73.3 (7.4) 71.8 (7.1) −1.5 (0.03)
U6-PP 23.7 (3.3) 21.4 (3.2) −2.3 (0.06)
U6-BaH 27.4 (3.7) 25.7 (3.7) −1.7 (0.10)
L6-MP 30.4 (3.1) 31.5 (3.3) 1.1 (0.05)
Lee and Park. (2008) [31] Overbite −3.7 (1.7) 1.7 (0.7) 5.4 (1.8) 0.7 (0.7)
MeGo/SN 44.9 (3.9) 42.9 (4.5) −2.0 (1.7) 43.0 (4.8)
MP/FH 37.9 (3.1) 35.0 (3.6) −2.8 (2.0) 35.9 (3.8)
AFH 133.4 (5.4) 130.8 (5.7) −2.6 (1.9) 131.1 (5.4)
U6-PP 26.7 (1.2) 24.5 (1.7) −2.2 (1.7) 24.7 (1.6)
  1. Abbreviation: SD standard deviation, NR not reported, NA not available