Primary study · included by 1 review

Coblation-assisted Lewis and MacKay operation (CobLAMO): new technique for tongue reduction in sleep apnoea surgery.

MacKay 2013 · MacKay S G, Jefferson N, Grundy L, et al. · The Journal of laryngology and otology · 2013

Included by

Robotic versus non-robotic posterior midline glossectomy for obstructive sleep apnea: a systematic review and meta-analysis.

Non-Cochrane · intervention · 2026 · cited as MacKay 2013 · Supplementary Table 1; reference list; forest plots

Outcome this study informs	Pooled effect	Evidence	Certainty
Snoring score (VAS), change Non-robotic posterior midline glossectomy (coblation, laser, radiofrequency or conventional) vs None (single-arm pre/post change or absolute value) · Postoperative; mean follow-up 13 months in non-robotic studies	MD -5.62 [-6.35, -4.9]	6 studies	GRADE not reported
Epworth Sleepiness Scale (ESS), change Non-robotic posterior midline glossectomy (coblation, laser, radiofrequency or conventional) vs None (single-arm pre/post change or absolute value) · Postoperative; mean follow-up 13 months in non-robotic studies	MD -5.58 [-7.83, -3.34]	12 studies	GRADE not reported
Apnea-hypopnea index (AHI), change Posterior midline glossectomy, robotic and non-robotic combined vs None (single-arm pre/post change or absolute value) · Postoperative; follow-up varied	MD -25.33 [-29.86, -20.81]	28 studies	GRADE not reported
Apnea-hypopnea index (AHI), change Non-robotic posterior midline glossectomy (coblation, laser, radiofrequency or conventional) vs None (single-arm pre/post change or absolute value) · Postoperative; mean follow-up 13 months in non-robotic studies	MD -24.99 [-30.97, -19.0]	19 studies	GRADE not reported
Oxygen desaturation index (ODI), change Posterior midline glossectomy, robotic and non-robotic combined vs None (single-arm pre/post change or absolute value) · Postoperative; follow-up varied	MD -16.41 [-23.45, -9.37]	4 studies	GRADE not reported
Epworth Sleepiness Scale (ESS), change Posterior midline glossectomy, robotic and non-robotic combined vs None (single-arm pre/post change or absolute value) · Postoperative; follow-up varied	MD -6.32 [-7.94, -4.7]	21 studies	GRADE not reported

1 including review in total.