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Trends in tonsillectomy techniques utilised by consultants in Wales between 2003 and 2012.
| Tonsillectomy technique | % change | Pearson's correlation (r) |
p value |
|---|---|---|---|
| Coblation | +20 | 0.327 | 0.356 |
| Cold steel + ties | −59 | −0.958 | <0.001 |
| Cold steel + both (diathermy haemostasis + ties) | +22 | 0.704 | 0.023 |
| Bipolar diathermy | +180 | 0.886 | 0.001 |
