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Table 5 Final multivariable model, comparing participants with ME/CFS and participants with MS (n = 273)

From: A logistic regression analysis of risk factors in ME/CFS pathogenesis

VariablesOdds RatioStandard Error95% Confidence IntervalP value
Age at disease onset (in years)0.950.020.92–0.990.016
Lower incomea3.481.271.70–7.130.001
Marital status – separated or divorcedb2.261.610.56–9.120.250
Marital status – singleb3.661.621.54–8.720.003
History of frequent colds/flu6.313.162.36–16.86< 0.001
Infection(s) 6 months before disease onset5.122.971.66–15.980.005
  1. ME/CFS Myalgic Encephalomyelitis/Chronic Fatigue Syndrome.
  2. aUp to Up to £19,999/year; bthe refence category is married/with partner, i.e. in a stable relationship