ORs and 95% confidence intervals for infection by IgG level
| N | Infection (%) | Unadjusted OR (95% CI)* | Adjusted OR (95% CI)* | ||
| Dependent: Infection between 6 and 12 months of OCR treatment (n=165) | |||||
| 6 -month IgG | ≤680 | 38 | 31.6 | Reference | Reference |
| >680 | 127 | 38.6 | 1.36 (0.64 to 3.03) p=0.434 | 1.41 (0.64 to 3.23) p=0.399 | |
| Dependent: infection between 12 and 18 months of OCR treatment (n=150) | |||||
| 12-month IgG | ≤680 | 42 | 50.0 | Reference | Reference |
| >680 | 108 | 35.2 | 0.54 (0.26 to 1.12) p=0.097 | 0.53 (0.24 to 1.15) p=0.110 | |
| Dependent: infection between 18 and 24 months of OCR treatment (n=122) | |||||
| 18-month IgG | ≤680 | 38 | 42.1 | Reference | Reference |
| >680 | 84 | 32.1 | 0.65 (0.30 to 1.45) p=0.288 | 0.62 (0.26 to 1.51) p=0.295 | |
*Based on univariate and multivariable logistic regression analyses for infection. Multivariable logistic regression analyses included covariates age (≤55 vs>55), previous DMT (treatment naïve vs at least one DMT), disease duration, MS pattern (PMS vs not PMS) and sex.