Table 1.
Psychometric characteristics of the OHIP-LT items (n = 67).
| OHIP-LT Item | Mean | Standard Deviation | Skewness | Percentage of Response Options “Fairly Often” and “Very Often” | Corrected Item-Total Correlation | Cronbach’s Alpha If Item Deleted |
|---|---|---|---|---|---|---|
| V1 Difficulty chewing | 1.61 | 1.17 | 0.10 | 19.4 | 0.50 | 0.954 |
| V2 Trouble pronouncing words | 0.48 | 0.89 | 1.91 | 3.0 | 0.32 | 0.955 |
| V3 Noticed tooth which doesn’t look right | 3.25 | 0.91 | −1.15 | 79.1 | 0.31 | 0.955 |
| V4 Appearance affected | 2.34 | 1.51 | −0.45 | 50.7 | 0.61 | 0.954 |
| V5 Breath stale | 2.10 | 1.12 | −0.21 | 31.3 | 0.28 | 0.955 |
| V6 Taste worse | 0.64 | 1.00 | 1.83 | 7.5 | 0.55 | 0.954 |
| V7 Food catching | 3.10 | 1.00 | −1.24 | 79.1 | 0.28 | 0.955 |
| V8 Digestion worse | 1.03 | 1.23 | 1.10 | 16.4 | 0.60 | 0.953 |
| V10 Painful aching | 1.60 | 1.30 | 0.21 | 17.9 | 0.35 | 0.955 |
| V11 Sore jaw | 0.72 | 1.01 | 1.15 | 9.0 | 0.42 | 0.954 |
| V12 Headaches | 0.76 | 1.06 | 1.52 | 10.4 | 0.49 | 0.954 |
| V13 Sensitive teeth | 2.42 | 1.00 | 0.09 | 41.8 | 0.39 | 0.955 |
| V14 Toothache | 2.03 | 0.95 | 0.15 | 22.4 | 0.42 | 0.954 |
| V15 Painful gums | 1.96 | 1.12 | −0.11 | 23.9 | 0.56 | 0.954 |
| V16 Uncomfortable to eat | 1.87 | 1.21 | −0.11 | 28.4 | 0.63 | 0.953 |
| V17 Sore spots | 1.70 | 1.14 | 0.18 | 20.9 | 0.50 | 0.954 |
| V19 Worried | 2.82 | 1.19 | −0.80 | 64.2 | 0.63 | 0.953 |
| V20 Self–conscious | 2.37 | 1.32 | −0.44 | 46.3 | 0.65 | 0.953 |
| V21 Miserable | 2.40 | 1.29 | −0.50 | 49.3 | 0.72 | 0.953 |
| V22 Uncomfortable about appearance | 2.36 | 1.41 | −0.50 | 53.7 | 0.63 | 0.953 |
| V23 Tense | 2.09 | 1.30 | −0.17 | 38.8 | 0.64 | 0.953 |
| V24 Speech unclear | 0.60 | 0.87 | 1.32 | 4.5 | 0.66 | 0.953 |
| V25 Others misunderstood | 0.39 | 0.82 | 2.10 | 4.5 | 0.60 | 0.954 |
| V26 Less flavour in food | 0.36 | 0.85 | 2.62 | 4.5 | 0.57 | 0.954 |
| V27 Unable to brush teeth | 1.99 | 1.21 | −0.34 | 38.8 | 0.39 | 0.955 |
| V28 Avoid eating | 1.72 | 1.31 | 0.13 | 23.9 | 0.57 | 0.954 |
| V29 Diet unsatisfactory | 0.96 | 1.25 | 1.20 | 16.4 | 0.51 | 0.954 |
| V31 Avoid smiling | 2.07 | 1.45 | −0.17 | 38.8 | 0.63 | 0.953 |
| V32 Interrupt meals | 0.69 | 1.02 | 1.38 | 7.5 | 0.68 | 0.953 |
| V33 Sleep interrupted | 0.60 | 0.94 | 1.69 | 6.0 | 0.52 | 0.954 |
| V34 Upset | 2.04 | 1.30 | −0.09 | 35.8 | 0.65 | 0.953 |
| V35 Difficult to relax | 1.63 | 1.29 | 0.17 | 23.9 | 0.76 | 0.953 |
| V36 Depressed | 1.70 | 1.31 | 0.12 | 26.9 | 0.66 | 0.953 |
| V37 Concentration affected | 0.99 | 1.15 | 0.90 | 11.9 | 0.69 | 0.953 |
| V38 Been embarrassed | 1.87 | 1.33 | 0.01 | 31.3 | 0.66 | 0.953 |
| V39 Avoiding going out | 0.27 | 0.62 | 2.55 | 1.5 | 0.57 | 0.954 |
| V40 Less tolerant of others | 0.27 | 0.69 | 2.77 | 3.0 | 0.46 | 0.954 |
| V41 Trouble getting on with others | 0.94 | 1.18 | 1.03 | 10.4 | 0.60 | 0.953 |
| V42 Irritable with others | 0.73 | 0.95 | 1.01 | 6.0 | 0.63 | 0.953 |
| V43 Difficulty doing job | 0.61 | 0.90 | 1.24 | 4.5 | 0.63 | 0.953 |
| V44 Health worsened | 0.76 | 0.99 | 1.29 | 7.5 | 0.70 | 0.953 |
| V45 Financial loss | 1.24 | 1.38 | 0.80 | 20.9 | 0.48 | 0.954 |
| V46 Unable to enjoy people’s company | 0.96 | 1.13 | 0.99 | 7.5 | 0.60 | 0.954 |
| V47 Life unsatisfying | 1.07 | 1.17 | 0.84 | 11.9 | 0.76 | 0.953 |
| V48 Unable to function | 0.19 | 0.53 | 3.35 | 1.5 | 0.38 | 0.955 |
| V49 Unable to work | 0.54 | 0.86 | 1.36 | 3.0 | 0.49 | 0.9574 |
Note: OHIP-LT: Oral Health Impact Profile, Lithuanian version.