| Respondents n = (%) | ||
| Estimated space requirement prompting decision to extract | Child patients | Adult patients |
| Above 8 mm | 43 (54.4%) | 41 (51.9%) |
| Up to 6 - 8 mm | 30 (38.0%) | 33 (41.8%) |
| Up to 4 - 6 mm | 6 (7.6%) | 4 (5.1%) |
| Up to 4 mm | 0 | 1 (1.3%) |