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Table 1 Patient demographic characteristics

From: Decision aid for patients considering total knee arthroplasty with preference report for surgeons: a pilot randomized controlled trial

  PtDA intervention Usual education
(n = 69) (n = 68)
Age (yrs), mean (SD) 67.1 (10.85) 67.3 (12.16)
HKPT* (total 80), mean (SD) 43.9 (12.4) 45.1 (17.5)
WOMAC* (total 96), mean (SD) 60 (0.17) 64 (0.18)
Men 19 (27.5%) 25 (35.2%)
Women 50 (72.5%) 46 (64.8%)
Education   
Less than secondary school 10 (14.5%) 12 (16.9%)
Secondary school/trades school 25 (36.2%) 30 (42.3%)
Post-secondary education 32 (36.4%) 24 (33.8%)
Missing 2 (2.9%) 5 (7.0%)
Retired 37 (53.6%) 42 (59.1%)
  1. *higher scores indicate higher severity of osteoarthritis.
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