Table 2:
Prevalence of surgical procedures for independent symptom duration subgroups (N=113)
| Procedure type: | ‘Short’ Cohort n=32 | ‘Middle’ Cohort n=39 | ‘Late’ Cohort n=42 | |||
|---|---|---|---|---|---|---|
| Right side n (%) | Left side n (%) | Right side n (%) | Left side n (%) | Right side n (%) | Left side n (%) | |
| Maxillary antrostomy | 28 (88%) | 29 (91%) | 34 (88%) | 36 (92%) | 37 (88%) | 37 (88%) |
| Partial ethmoidectomy | 2 (6%) | 4 (13%) | 8 (21%) | 10 (26%) | 5 (12%) | 6 (14%) |
| Total ethmoidectomy | 28 (88%) | 27 (84%) | 30 (77%) | 29 (74%) | 32 (76%) | 31 (74%) |
| Sphenoidotomy | 28 (88%) | 25 (78%) | 23 (59%) | 26 (67%) | 30 (71%) | 30 (71%) |
| Middle turbinate resection | 3 (9%) | 2 (6%) | 8 (21%) | 7 (18%) | 9 (21%) | 8 (19%) |
| Inferior turbinate reduction | 7 (22%) | 7 (22%) | 19 (49%) | 18 (46%) | 16 (38%) | 16 (38%) |
| Frontal sinustomy (Draf I) | 5 (16%) | 6 (19%) | 5 (13%) | 5 (13%) | 5 (12%) | 5 (12%) |
| Frontal sinusotomy (Draf IIa) | 17 (53%) | 16 (50%) | 19 (49%) | 18 (46%) | 16 (38%) | 17 (41%) |
| Frontal sinusotomy (Draf IIb) | 0 (0%) | 0 (0%) | 2 (5%) | 1 (3%) | 3 (7%) | 2 (5%) |
| Frontal sinusotomy (Draf III) | 1 (3%) | 1 (3%) | 0 (0%) | |||
| Septoplasty | 20 (63%) | 25 (64%) | 23 (55%) | |||
| Image guidance | 20 (63%) | 25 (64%) | 16 (38%) | |||
CRS, chronic rhinosinusitis; CRSsNP, chronic rhinosinusitis without nasal polyposis; n, sample size.