Table 1. Discriminant and Concurrent Validity analysis on working sample (WS) and confirmatory sample (CS).
| Working Sample | Confirmatory Sample | |||
|---|---|---|---|---|
| Variable | Median GOHAI Score (Q1 - Q3***) | p | Median GOHAI Score (Q1 - Q3***) | p |
| Area | ||||
| Urban | 54 (48-59) | 0.54* | 54 (48-58) | 0.0018 * |
| Rural | 54 (48-58) | 53 (47-57) | ||
| Age (years) | ||||
| 60-64 | 55 (48-59) | 0.01** | 54 (48-59) | 0.0046 ** |
| 65-69 | 54 (48-59) | 55 (48-58) | ||
| 70-74 | 54 (47-58) | 54 (48-57) | ||
| 75-79 | 54 (48-58) | 54 (48-58) | ||
| 80 and over | 53 (47-57) | 52 (46-56) | ||
| Skin color | ||||
| Light skin color | 55 (48-58) | 0.0009 ** | 54 (48-58) | 0.0047 ** |
| Medium skin color | 54 (48-58) | 54 (48-58) | ||
| Dark skin color | 53 (45-57) | 53 (47-57) | ||
| Educational level | ||||
| None | 53 (46-57) | 0.0001** | 52 (46-57) | 0.0001 ** |
| Unfinished elementary | 53 (47-58) | 53 (47-57) | ||
| Finished elementary | 55 (48-59) | 55 (48.5-58) | ||
| Unfinished high school | 55 (49-59) | 55 (49-59) | ||
| Finished high school | 55 (49-60) | 56 (50-59) | ||
| Graduated or ungraduated technician | 55 (51-59) | 56 (49-59) | ||
| Graduated or ungraduated college | 56 (52-60) | 56 (52-60) | ||
| Graduated or ungraduated studies | 58 (55-59) | 57 (53-60) | ||
| Socio-economical level | ||||
| 1-2 | 54 (47-58) | 0.0001** | 54 (47-57) | 0.0001 ** |
| 3-4 | 55 (49-59) | 56 (50-59) | ||
| 5-6 | 56 (52-60) | 56 (51-60) | ||
| Healthcare Affiliation | ||||
| Subsidiary | 53 (47-57) | 0.0001** | 53 (46-57) | 0.0000** |
| Contributive | 55 (50-59) | 55 (50-59) | ||
| Of exception | 53 (47-60) | 56 (49-59) | ||
| Special | 55.5 (51-60) | 55 (50-57) | ||
| Non-affiliate | 52 (44-59) | 50 (44-57) | ||
| Prosthesis self-perception need | ||||
| Yes | 52 (46-57) | 0.0000* | 52 (46-57) | 0.0000* |
| No | 56 (52-60) | 56 (52-60) | ||
| Gender | ||||
| Male | 55 (48-59) | 0.14** | 54 (47-58) | 0.11* |
| Female | 54 (48-58) | 54 (48-58) | ||
| Convergent validity | ||||
| Overall oral health self-perception | ||||
| Very good/good | 55 (49.5-59) | 0.0001* | 56 (50-59) | 0.0001* |
| Regular | 53 (47-57) | 53 (46.5-57) | ||
| Bad/Very bad | 50 (43-56) | 50 (44-56) | ||
* Mann-Whitney’s test;
** Kruskal-Wallis’s test.
***Q1- Quartile 1 Q3- Quartile 3