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Distribution of the participants according to socio-economic status & oral hygiene aids used
| Socio-economic Status | Total | How do you clean your teeth | Chi-Sq value | p-value | ||
|---|---|---|---|---|---|---|
| Tooth Brush & Paste | Tooth Brush & Powder | Other | ||||
| Upper | 33 | 27 (81.8%) | 5 (15.2%) | 1 (3.0%) | 42.452 | <0.001 |
| Upper Middle | 42 | 37 (88.1%) | 5 (11.9%) | 0 (0%) | ||
| Middle/Lower Middle | 77 | 51 (66.2%) | 14 (18.2%) | 12 (15.6%) | ||
| Lower/Upper Lower | 160 | 82 (51.3%) | 41 (25.6%) | 37 (23.1%) | ||
| Lower | 104 | 83 (79.8%) | 7 (6.7%) | 14 (13.5%) | ||
