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Table 1 Baseline data for subjects with osteoarthritis (OA) or rheumatoid arthritis (RA) or without arthritis

From: Expression analysis of three isoforms of hyaluronan synthase and hyaluronidase in the synovium of knees in osteoarthritis and rheumatoid arthritis by quantitative real-time reverse transcriptase polymerase chain reaction

  

Age (years)

 

Subjects

Number (male/female)

Mean ± SD

Range

Radiographic gradea

With OA

17 (9/8)

64.77 ± 9.02

45 – 83

B

With RA

14 (2/12)

60.55 ± 12.05

35 – 74

B

Controls

20 (11/9)

37.25 ± 7.59

29 – 59

Normal

  1. aDetermined on x-ray frontal views of the tibiofemoral joints in accordance with the radiographic atlas recommended by the Osteoarthritis Research Society [32]. SD, standard deviation.