Association between the occurrence of the I-SW/SW-I patterns and the frequency of exacerbation in each test food
| Occurrence of I-SW/SW-I pattern* | Frequency of I-SW/SW-I pattern | r† | 95% CI | p Value | |
| Level 0 | 15/65 | 14.8±29.7 | 0.44 | 0.22 to 0.62 | <0.001 |
| Level 2 | 19/65 | 20.2±34.2 | 0.29 | 0.05 to 0.50 | 0.018 |
| Level 3 | 24/65 | 28.1±41.2 | 0.32 | 0.08 to 0.53 | 0.009 |
| Water | 23/65 | 23.2±34.4 | 0.08 | −0.17 to 0.32 | 0.521 |
Level 0, smooth jelly food without protein; level 2, rough jelly surface; level 3, purée.
*Number of patients showing I-SW and/or SW-I pattern.
†r, Pearson’s correlation coefficient.