Table 2. Number of cases and controls visiting the general practitioner at least once for a specific infection prior to diagnosis of Hodgkin's lymphoma (or pseudo-diagnosis in controls).
| Infections | Cases N (%) | Controls N (%) | OR (95% CI) |
|---|---|---|---|
| 214 (100) | 214 (100) | ||
| Totala | 208 (97.2) | 199 (93.0) | 2.67 (1.01–7.09) |
| Upper respiratory tract (J0)b | 164 (76.6) | 166 (77.6) | 0.94 (0.59–1.51) |
| Skin (L0) | 81 (37.9) | 68 (31.8) | 1.31 (0.88–1.95) |
| Fungal (B35,B36.0,B37,B49) | 68 (31.8) | 67 (31.3) | 1.02 (0.67–1.57) |
| Lower respiratory tract (J12.9,J18,J20,J21.9,J22) | 62 (29.0) | 44 (20.6) | 1.58 (1.01–2.48) |
| Eye (H01,H10,H05.0) | 61 (28.5) | 45 (21.0) | 1.50 (0.96–2.34) |
| Influenza (J11.1) | 53 (24.8) | 48 (22.4) | 1.14 (0.73–1.78) |
| Herpes | 42 (19.6) | 21 (9.8) | 2.33 (1.31–4.14) |
| -Simplex (A60.0,B00) | 16 (7.5) | 9 (4.2) | 1.87 (0.80–4.38) |
| —Varicella/Zoster (B01.9,B02.9) | 15 (7.0) | 11 (5.1) | 1.39 (0.62–3.11) |
| -Glandular fever/EBV (B27.0,B27.9) | 6 (2.8) | 2 (0.9) | 3.13 (0.62–15.90) |
| Ear (H66.9) | 34 (15.9) | 37 (17.3) | 0.90 (0.54–1.51) |
| Urinary tract (N39.0) | 26 (12.2) | 20 (9.4) | 1.36 (0.72–2.55) |
| Sexually transmitted (A54.9,A56.2,A59.9,A63.0,A64) | 5 (2.3) | 7 (3.3) | 0.70 (0.22–2.28) |
CI=confidence interval; EBV=Epstein Barr virus; OR=odd's ratio.
a
Includes ICD-10, codes A00-B99, H01, H05.0, H10, H66.9, L0, L42, J0–J2 & N39.0.
b
Data in parentheses ICD-10 code(s).