Primary study · included by 1 review

Evaluation of the effects of photobiomodulation with different laser application doses on injection pain in children: a randomized clinical trial

Dehgan 2022 · Dehgan Dalya, Şermet Elbay Ülkü, Elbay Mesut · Lasers in Medical Science · 2022

Included by

Effect of photobiomodulation on pain perception during local anesthesia in children: a systematic review and meta-analysis.
Non-Cochrane · intervention · 2026 · cited as Dehgan 2022 · Table 1; reference list
Outcome this study informsPooled effectEvidenceCertainty
Pain perception during local anesthetic injection (needle insertion)
Photobiomodulation (low-level laser) before local anesthetic injection vs Placebo (sham) laser · At needle insertion
When only one comparison per study was selected in cases of shared control groups, the pooled estimates remained unchanged3 studiesGRADE not reported
Pain perception (WBFPRS and FLACC combined)
Photobiomodulation (low-level laser) before injection vs Placebo (sham laser) · At needle insertion
SMD -0.44 [-0.59, -0.29]3 studies · 880 participantsGRADE not reported
Pain perception during local anesthetic injection (needle insertion)
Photobiomodulation (low-level laser) before local anesthetic injection vs Placebo (sham) laser · At needle insertion
Analyses conducted using both the fixed- and random-effects models produced similar results3 studiesGRADE not reported
Pain perception during local anesthetic injection (needle insertion)
Photobiomodulation (low-level laser) before local anesthetic injection vs Placebo (sham) laser · At needle insertion
SMD -0.41 [-0.62, -0.20]3 studies · 440 participantsGRADE not reported
Pain perception during local anesthetic injection (needle insertion)
Photobiomodulation (low-level laser) before local anesthetic injection vs Placebo (sham) laser · At needle insertion
SMD -0.47 [-0.68, -0.26]3 studies · 440 participantsGRADE not reported

1 including review in total.