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Table 2 Distribution of utterances perceived to influence x-ray–ordering practice comparing American and Canadian participants
| USA | Canada | |||||||
|---|---|---|---|---|---|---|---|---|
| TDF domains | Reducea(%) | Increaseb(%) | Noinfluence (%) | Utterances (N) | Reducea(%) | Increaseb(%) | No influence (%) | Utterances (N) |
| Nature of the behaviors | 43 (61.4) | 22 (31.4) | 5 (7.1) | 70 | 2 (11) | 13 (72) | 3 (17) | 18 |
| Skills | 0 (0) | 0 (0) | 1 (100) | 1 | 0 (0) | 0 (0) | 0 (0) | 0 |
| Beliefs about capabilities | 62 (73.8) | 21 (25) | 1 (1.2) | 84 | 8 (36) | 10 (45) | 4 (18) | 22 |
| Motivation & goals | 25 (59.5) | 12 (28.6) | 5 (11.9) | 42 | 3 (38) | 5 (63) | 0 (0) | 8 |
| Beliefs about consequences | 73 (31.3) | 136 (58.4) | 24 (10.3) | 233 | 75 (74) | 20 (20) | 6 (5.9) | 101 |
| Environmental context & resources | 10 (40) | 15 (60) | 0 (0) | 25 | 6 (38) | 10 (63) | 0 (0) | 16 |
| Social influences | 29 (27.1) | 60 (56.1) | 18 (16.8) | 107 | 18 (86) | 2 (9.2) | 1 (4.8) | 28 |
| Emotion | 1 (25) | 1 (25) | 2 (50) | 4 | 0 (0) | 0 (0) | 0 (0) | 0 |
| Knowledge | 20 (40) | 20 (40) | 10 (20) | 50 | 19 (53) | 13 (36) | 4 (11) | 36 |
| Memory, attention, & decision process | 39 (92.9) | 3 (7.1) | 0 (0) | 42 | 18 (72) | 7 (28) | 0 (0) | 25 |
| Social/professional role & identity | 34 (33.3) | 48 (47.1) | 20 (19.6) | 102 | 1 (3.2) | 19 (61) | 5 (16) | 31 |
| Behavioral regulation | 61 (100) | 0 (0) | 0 (0) | 61 | 30 (100) | 0 (0) | 0 (0) | 30 |
| Total | 397 (48.4) | 338 (41.2) | 76 (9.3) | 821 (72.1) | 180 (58) | 99 (33) | 23 (7.5) | 308 (27) |
