Table 3 Crosstable for the six cephalometric parameters following the Rickett’s analysis and Fisher test used to compare the six variables between wind and string instrumentalists
From: Craniofacial morphology of wind and string instrument players: a cephalometric study
Maxilla position | Orthomaxillary | Promaxillary | Retromaxillary | Total | Fisher exact test (p- value) |
Wind | 15 (30.0%) | 34 (68.0%) | 1 (2.0%) | 50 | 0.642 |
String | 6 (22.2%) | 20 (74.1%) | 1 (3.7%) | 27 | |
Total | 21 | 54 | 2 | 77 | |
Mandible position | Retromandible | Orthomandible | Promandible | ||
Wind | 4 (8.0%) | 18 (36.0%) | 28 (56.0%) | 50 | 0.594 |
String | 1 (3.7%) | 13 (48.1%) | 13 (48.1%) | 27 | |
Total | 5 | 31 | 41 | 77 | |
Facial type | Dolichofacial | Mesofacial | Brachyfacial | ||
Wind | 10 (20.0%) | 7 (14.0%) | 33 (66.0%) | 50 | 0.280 |
String | 7 (25.9%) | 7 (25.9%) | 13 (48.1%) | 27 | |
Total | 17 | 14 | 46 | 77 | |
Sagittal Skeletal class | Class I | Class II | Class III | ||
Wind | 13 (26.0%) | 31 (62.0%) | 6 (12.0%) | 50 | 0.878 |
String | 8 (29.6%) | 17 (63.0%) | 2 (7.4%) | 27 | |
Total | 21 | 48 | 8 | 77 | |
Upper Incisor Inclination | Retropositioned | Orthopositioned | Propositioned | ||
Wind | 1 (2.0%) | 17 (34.0%) | 32 (64.0%) | 50 | 1.000 |
String | 1 (3.7%) | 9 (33.3%) | 17 (63.0%) | 27 | |
Total | 23 | 32 | 22 | 77 | |
Lower Incisor Inclination | Retropositioned | Orthopositioned | Propositioned | ||
Wind | 15 (30.0%) | 26 (52.0%) | 9 (18.0%) | 50 | 0.011 |
String | 8 (29.6%) | 6 (22.2%) | 13 (48.1%) | 27 | |
Total | 23 | 32 | 22 | 77 |