Table 4: Changes in lip width after orthognathic surgery.

Pt.no. Maxilla Mandible Pre op Post op Difference
1 S 2mm A 4 mm 43.0 40.8 Dec by 2.2
2 A 4 mm S 4mm 45.0 44.6 Dec by 0.6
3 - A 5 mm 45.2 44.6 Dec by 0.6
4 S 3mm A 2 mm 50.4 48.2 Dec by 2.2
5 S 3mm A 2 mm 44.3 41.9 Dec by 2.4
6 A 5 mm S 9mm 36.9 39.9 Inc by 3.0
7 - S 4mm 42.3 46.4 Inc by 4.3
8 S 2mm S 2mm 46.5 44.7 Dec by 1.8
9 - A 8 mm 46.0 49.3 Inc by 3.3
10 S 3mm A 4 mm 42.9 47.5 Inc by 4.6

A – Advancement, S – Setback, Inc – Increase, Dec – Decrease, mm – millimeter, op- operative.

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