Table 3 Phase 1 evaluation of inter-rater reliability and test-retest stability
|  | Recruiter info–quantity | Recruiter info– clarity | Patient talk–quantity | Patient talk–understanding |
|---|---|---|---|---|
Phase 1: inter-rater reliability | ||||
  N of comparisons | 126 | 126 | 126 | 126 |
  N of comparisons showing ≤1-point discrepancy (% of total comparisons) | 111 (88.10) | 92 (73.02) | 113 (89.68) | 89 (70.63) |
  N of comparisons showing 2-point discrepancy (% of total comparisons) | 13 (10.32) | 5 (3.97) | 10 (7.94) | 7 (5.56) |
  N of comparisons showing ≥3-point discrepancy (% of total comparisons) | 2 (1.59) | 29 (23.02)a | 3 (2.38) | 30 (23.81)a |
  aIncludes those comparisons where N/A (coded 9) was marked for one application of the measure and not the other | ||||
Phase 1: test-retest stability | ||||
  N of comparisons | 126 | 126 | 126 | 126 |
  N of comparisons showing ≤1-point discrepancy (% of total comparisons) | 124 (98.41) | 116 (92.06) | 124 (98.41) | 114 (90.48) |
  N of comparisons showing 2-point discrepancy (% of total comparisons) | 2 (1.59) | 1 (0.79) | 2 (1.59) | 1 (0.79) |
  N of comparisons showing ≥3-point discrepancy (% of total comparisons)a | 0 (0.00) | 9 (7.14)a | 0 (0.00) | 11 (8.73)a |