Table 3 Descriptive statistics for oral health-related knowledge, attitudes (N = 281)
|  | M ± SD (range) | N (%) |  | M ± SD (range) | N (%) |
|---|---|---|---|---|---|
K1 | 0.61 ± 0.49(0–1) | 172(61.2) | A1 | 0.92 ± 0.27(0–1) | 259(92.2) |
K2 | 0.65 ± 0.48(0–1) | 183(65.1) | A2 | 0.63 ± 0.48(0–1) | 178(63.3) |
K3 | 0.47 ± 0.50(0–1) | 132(47.0) | A3 | 0.60 ± 0.49(0–1) | 169(60.1) |
K4 | 0.47 ± 0.50(0–1) | 133(47.3) | A4 | 0.88 ± 0.32(0–1) | 248(88.3) |
K5 | 0.60 ± 0.49(0–1) | 169(60.1) | A5 | 0.91 ± 0.28(0–1) | 257(91.5) |
K6 | 0.10 ± 0.30(0–1) | 27(9.6) |  |  |  |
K7 | 0.11 ± 0.32(0–1) | 32(11.4) |  |  |  |
K8 | 0.79 ± 0.41(0–1) | 222(79.0) |  |  |  |
K | 3.81 ± 2.06(0–8) | 47.6% | A | 3.95 ± 1.31(0–5) | 79.1% |