From: Inconsistencies in the drawing and interpretation of smiley faces: an observational study
Total | Gender | Odds ratio (95% CI), p value | ||
---|---|---|---|---|
Male | Female | |||
All drawings | 676 | 165 | 511 | – |
Nose present | 261 (38.6%) | 82 (49.7%) | 179 (35.0%) | 0.55 (0.38–0.78), 0.0008 |
Closed mouth | 572 (84.6%) | 138 (83.6%) | 434 (84.9%) | 0.91 (0.56–1.46), 0.688 |
Outline present | 479 (70.9%) | 131 (79.4%) | 348 (68.1%) | 0.55 (0.36–0.84), 0.006 |
Classic face | 371 (54.9%) | 70 (42.4%) | 301 (58.9%) | 1.98 (1.36–2.78), 0.0002 |
Total | Age | |||
---|---|---|---|---|
≤ 30 years | > 30 years | |||
All drawings | 676 | 335 | 341 | – |
Nose present | 261 (38.6%) | 97 (29.0%) | 164 (48.1%) | 0.44 (0.32–0.60), < 0.0001 |
Closed mouth | 572 (84.6%) | 286 (85.4%) | 286 (83.9%) | 1.12 (0.74–1.71), 0.588 |
Outline present | 479 (70.9%) | 199 (59.4%) | 280 (82.1%) | 0.32 (0.22–0.45), < 0.0001 |
Classic face | 371 (54.9%) | 225 (67.2%) | 146 (42.8%) | 2.73 (2.00–3.74), < 0.0001 |