Table 2.
Distribution of participants per oral functions and statuses.
| Variables | Overall (n = 380) |
Oral Robust (n = 326) | Oral Frailty (n = 54) | p-Value |
|---|---|---|---|---|
| Oral frailty subdomains, n (%) | ||||
| Few remaining teeth | 100 (26) | 57 (18) | 43 (80) | <0.001 |
| Low masticatory performance | 73 (19) | 36 (11) | 37 (69) | <0.001 |
| Low articulatory oral motor skill (pronunciation of “ta” sound) | 63 (17) | 39 (12) | 24 (44) | <0.001 |
| Lower maximum tongue pressure | 77 (20) | 53 (16) | 24 (44) | <0.001 |
| Subjective difficulty in eating hard foods | 63 (17) | 30 (9.2) | 33 (61) | <0.001 |
| Subjective difficulty in swallowing | 84 (22) | 55 (17) | 29 (54) | <0.001 |
| Eichner classification, n (%) | <0.001 | |||
| A1 | 58 (15) | 58 (18) | 0 (0) | |
| A2 | 81 (21) | 77 (24) | 4 (7) | |
| A3 | 46 (12) | 45 (14) | 1 (2) | |
| B1 | 62 (16) | 58 (18) | 4 (7) | |
| B2 | 43 (11) | 37 (11) | 6 (11) | |
| B3 | 32 (8) | 20 (6) | 12 (22) | |
| B4 | 15 (4) | 10 (3) | 5 (9) | |
| C1 | 7 (2) | 5 (2) | 2 (4) | |
| C2 | 22 (6) | 10 (3) | 12 (22) | |
| C3 | 14 (4) | 6 (2) | 8 (15) |
χ2 test for proportions and nominal variables, Mann–Whitney U test for ordinal variables.