Comparison of VAS and QOL scores difference between three groups.

Clinical photograph of the surgical area. (a) Airtight suture method, one stitch in the mesio-buccal incision and another stitch in the distal incision. (b) Buccal drainage method, with only one stitch in the distal incision. (c) No-suture method, with no sutures used for closure. (d) Clinical outcomes of the airtight suture method group after 7 days. (e) Clinical outcomes of the buccal drainage method group after 7 days. (f) Clinical outcomes of the no-suture method group after 7 days.