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Table 1 Subject characteristics

From: Texture analysis of cartilage T2 maps: individuals with risk factors for OA have higher and more heterogeneous knee cartilage MR T2 compared to normal controls - data from the osteoarthritis initiative

Characteristic Incidence cohort Control cohort Pvalue
Number of subjects 92 53  
Age in years, mean ± SD 50.65 ± 2.89 50.30 ± 3.03 0.49a
Body mass index in kg/m2, mean ± SD 23.78 ± 2.25 23.90 ± 2.23 0.78a
Number of females 50 36 0.10b
WOMAC pain score 0 0  
Kellgren-Lawrence score 0 0  
  1. aRegression model; bPearson chi-square test. SD, standard deviation; WOMAC, Western Ontario and McMaster Universities Osteoarthritis Index.