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Table 4 Category frequencies and item threshold parameters for each item of J-EAT-10

From: Item analysis of the Eating Assessment Tool (EAT-10) by the Rasch model: a secondary analysis of cross-sectional survey data obtained among community-dwelling elders

  Full sample Independent group Dependent group
Item (abbreviated) Category frequencies Category frequencies Category frequencies
0 1 2 3 4 0 1 2 3 4 0 1 2 3 4
1. Lose weight 497 72 50 23 19 229 19 19 8 3 268 53 31 15 16
2. Go out meals 527 84 37 11 2 251 21 4 2 0 276 63 33 9 2
3. Liquids effort 486 92 67 8 8 232 28 17 0 1 254 64 50 8 7
4. Solids effort 393 145 100 13 10 195 52 27 4 0 198 93 73 9 10
5. Pills effort 389 122 128 7 15 191 44 37 3 3 198 78 91 4 12
6. Painful 449 114 83 9 6 216 41 18 2 1 233 73 65 7 5
7. Pleasure eat 451 124 60 14 12 218 41 12 5 2 233 83 48 9 10
8. Stick throat 348 181 125 1 6 165 80 33 0 0 183 101 92 1 6
9. Cough 204 256 188 12 1 90 129 57 2 0 114 127 131 10 1
10. Stressful 472 117 61 6 5 221 43 13 1 0 251 74 48 5 5
  Thresholds Thresholds Thresholds
0/1 1/2 2/3 3/4 0/1 1/2 2/3 3/4 0/1 1/2 2/3 3/4
1. Lose weight 0.62 −0.54 −0.06 −0.03 1.16 −0.99 −0.22 0.05 0.42 −0.30 0.03 −0.15
2. Go out meals −1.22 −1.31 − 0.50 3.04 0.19 0.19 −0.96 0.58 −1.42 −1.38 − 0.18 2.97
3. Liquids effort −0.58 − 0.85 1.24 0.20 − 0.47 − 1.01 2.30 − 0.82 − 0.70 − 0.85 0.99 0.56
4. Solids effort − 1.20 − 0.58 1.33 0.45 − 1.05 − 0.53 0.83 0.75 − 1.24 − 0.54 1.58 0.21
5. Pills effort −0.75 − 0.84 2.18 −0.59 − 0.36 −0.61 1.47 −0.49 − 0.92 −0.90 2.55 −0.73
6. Painful −1.08 −0.83 1.32 0.59 −0.70 −0.24 1.04 −0.10 −1.19 −1.01 1.45 0.74
7. Pleasure eat −0.61 0.02 0.71 −0.12 −0.26 0.48 −0.03 − 0.18 −0.73 − 0.09 1.02 − 0.21
8. Stick throat −1.71 −0.90 3.99 −1.38 − 1.90 − 0.72 2.56 0.06 − 1.59 −1.00 3.82 −1.23
9. Cough −3.00 −2.02 1.12 3.90 −2.18 −0.86 2.33 0.71 −2.79 −2.11 1.07 3.84
10. Stressful −1.16 −0.63 1.48 0.32 −1.08 −0.28 1.15 0.20 −1.12 −0.71 1.59 0.24
  1. Bold and italics indicate disordered thresholds
  2. J-EAT-10 Japanese version of the Eating Assessment Tool