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Figure 2. Post-operative analysis of wound tissue re-epithelization 1 day postoperative

Figure 3. Post-operative analysis of wound tissue re-epithelization 7 days postoperative

In the cases of postoperative pain, the LLLT has significantly declined pain in comparison with
the control group with weighted MD of –0.47 (–0.69, –0.24, 95% CI, P < 0.001) for 7 days postoperative
and with weighted MD of –0.55 (–0.96, –0.13, 95% CI, P = 0.005) for 14 days postoperatively. In terms of
heterogeneity between studies in post-operative re-epithelialization in gingival, periodontal, and mucosal
2
wound healing, significant relevance with I values of 25.82, 1.71, 25.38, and 10.73, respectively (Figure 4).

Figure 4. Post-operative analysis of pain intensity (VAS) 14 days postoperative

Explor Med. 2022;3:451–60 | https://doi.org/10.37349/emed.2022.00106 Page 455