Table 6.
Differences in the approach to the management of CSU in respondents who do and do not follow the guidelines
| Test | Compared groups | n | % (n) of physicians, who follow the guidelines | % (n) of physicians, who don’t follow the guidelines | X2 | p |
|---|---|---|---|---|---|---|
| CBC | Order | 854 | 79.2 (802) | 60.5 (52) | 16.011 | < 0.001 |
| No | 245 | 20.8 (211) | 39.5 (34) | |||
| ESR | Order | 602 | 55.9 (566) | 41.9 (36) | 6.284 | 0.012 |
| No | 497 | 44.1 (447) | 58.1 (50) | |||
| CRP | Order | 527 | 49.0 (496) | 36.0 (31) | 5.299 | 0.021 |
| No | 572 | 51.0 (517) | 64.0 (55) | |||
| Anti-TG/TPO | Order | 559 | 51.9 (526) | 38.4 (33) | 5.826 | 0.016 |
| No | 540 | 48.1 (487) | 61.6 (53) | |||
| TSH | Order | 543 | 50.8 (515) | 32.6 (28) | 10.598 | 0.001 |
| No | 556 | 49.2 (498) | 67.4 (58) | |||
| Total IgE | Order | 481 | 56.1 (445) | 58.1 (36) | 0.138 | 0.710 |
| No | 618 | 43.9 (568) | 41.9 (50) | |||
| ECP | Order | 51 | 4.7 (48) | 3.5 (3) | 0.280 | 0.597 |
| No | 1048 | 95.3 (965) | 96.5 (83) | |||
| D-dimer | Order | 54 | 5.2 (53) | 1.2 (1) | 2.809 | 0.094 |
| No | 1045 | 94.8 (960) | 98.8 (85) | |||
| Skin prick tests | Order | 308 | 71.4 (290) | 79.1 (18) | 2.329 | 0.127 |
| No | 791 | 28.6 (723) | 20.9 (68) | |||
| Allergen-specific IgE | Order | 286 | 26.5 (268) | 20.9 (18) | 1.257 | 0.262 |
| No | 813 | 73.5 (745) | 79.1 (68) | |||
| ANA | Order | 407 | 37.7 (382) | 29.1 (25) | 2.538 | 0.111 |
| No | 692 | 62.3 (631) | 70.9 (61) | |||
| Tryptase | Order | 162 | 84.9 (153) | 89.5 (9) | 1.357 | 0.244 |
| No | 937 | 15.1 (860) | 10.5 (77) | |||
| ASST | Order | 186 | 17.7 (179) | 8.1 (7) | 5.121 | 0.024 |
| No | 913 | 82.3 (834) | 91.9 (79) | |||
| Search for chronic infections | Perform | 364 | 66.2 (342) | 74.4 (22) | 2.394 | 0.122 |
| No | 735 | 33.8 (671) | 25.6 (64) | |||
| Do not order any tests | 182 | 15.4 (156) | 30.2 (26) | 12.621 | < 0.001 | |
| Order at least 1 test | 917 | 84.6 (857) | 69.8 (60) | |||
CBC complete blood count, ESR erythrocyte sedimentation rate, CRP C-reactive protein, TG/TPO thyroglobulin/thyroperoxidase, TSH thyroid-stimulating hormone, ECP eosinophil cationic protein, ANA antinuclear antibodies, ASST autologous serum skin test
Values marked in bold indicate a statistically significant difference (p < 0.05)