Table 4.
Frequency of specific topics that occurred in the telephone calls, rated by guide, raw values, and percentage (calculated with number of observations/interviews as 100%).
| Topica | iFDb (n=761 observations), n (%) | PMRc (n=716 observations), n (%) | Chi-square value (df) | P valued | Holm-corrected P value |
| Comprehension problems | 54 (7.0) | 4 (0.6) | 40.1 (1) | <.001 | <.001 |
| Current state of health | 658 (86.5) | 626 (87.4) | 0.2 (1) | .64 | .76 |
| Content support | 247 (32.5) | 126 (17.6) | 42.4 (1) | <.001 | <.001 |
| Motivation of participant | 121 (15.9) | 137 (19.1) | 2.5 (1) | .12 | .59 |
| Dissatisfaction with intervention | 83 (10.9) | 159 (22.2) | 33.6 (1) | <.001 | <.001 |
| Positive feedback on the intervention | 301 (39.6) | 206 (28.8) | 1.4 (1) | .23 | .76 |
| Questions about released content (only iFD) | 27 (3.5) | N/Ae | N/A | N/A | N/A |
| Study organizational topics | 639 (84.0) | 596 (83.2) | 0.1 (1) | .76 | .76 |
| Irregular participation in intervention | 78 (10.3) | 61 (8.5) | 1.1 (1) | .29 | .76 |
aMultiple topics could be the subject of each call; therefore, percentages do not add up to 100.
biFD: iFightDepression.
cPMR: progressive muscle relaxation.
dP values corrected for multiple testing using Hochberg correction.
eNot applicable.