Correction to: BMC Neurol 20, 64
(2020)
https://doi.org/10.1186/s12883-020-01635-1
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Following publication of the original article [1], the authors reported an error in Table 3. The correct version of the table can be seen below, wherein the
added data are set in italic and that table footnote ‘Hepatitis B virus vaccine’ was
removed.
Table 3
Univariable conditional logistic regression analyses of risk
factors associated with multiple sclerosis in a case-control study in
Kuwait
Variablesa | Matched OR | 95% CI | p-value |
|---|---|---|---|
Country of birth (Kuwait vs. abroad) | 3.5 | 0.7–16.8 | 0.118 |
Education level at MS onset (< high school vs. high
school or higher) | 2.7 | 1.0–6.8 | 0.040 |
Marital status at MS onset (ever vs. never) | 1.5 | 0.8–2.9 | 0.240 |
Household monthly income (KD) | |||
≤ 600 | 1.0 | – | |
601–1200 | 1.0 | 0.4–2.8 | 0.959 |
> 1200 | 0.8 | 0.3–2.1 | 0.703 |
BMI | |||
< 25 | 1.0 | – | |
25–29.9 | 1.0 | 0.5–2.1 | 0.964 |
≥ 30 | 1.2 | 0.6–2.7 | 0.596 |
Birth order (2nd or more vs. 1st) | 1.1 | 0.6–2.2 | 0.732 |
Parents relationship | |||
Un-related | 1.0 | – | |
First degree cousins | 0.9 | 0.5–1.9 | 0.862 |
Second degree cousins | 0.5 | 0.2–1.2 | 0.109 |
Presence during Gulf war (yes vs. no) | 0.5 | 0.3–1.0 | 0.062 |
Family history of MS (yes vs. no) | 3.5 | 1.6–7.7 | 0.002 |
Tobacco smoking status (yes vs. no) | 2.2 | 0.8–6.3 | 0.144 |
Childhood exposure to environmental tobacco smoke (yes
vs. no) | 0.7 | 0.4–1.2 | 0.210 |
Regular passive smoking (yes vs. no) | 1.0 | 0.5–1.8 | 0.876 |
Tonsillectomy before MS onset (yes vs. no) | 1.1 | 0.4–2.9 | 0.808 |
Appendectomy before MS onset (yes vs. no) | 3.0 | 0.8–11.1 | 0.099 |
Receiving Influenza vaccine before MS onset (yes vs.
no) | 0.5 | 0.2–0.9 | 0.030 |
Receiving Hepatitis B virus
vaccine before MS onset (yes vs. no) | 0.3 | 0.1–0.6 | 0.001 |
Self-reported vitamin D deficiency (yes vs.
no) | 1.4 | 0.8–2.6 | 0.277 |
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