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Table 2 Percentage (95 % CI) of participants with moderate/severe problems in the EQ-5D-3L attributes, mean (95 % CI) EQ-5D-3L index and KOOS scores in the full sample

From: Association of knee pain and different definitions of knee osteoarthritis with health-related quality of life: a population-based cohort study in southern Sweden

  Reference group (n = 744) Knee pain without knee OA (n = 169) Knee pain with knee OA (n = 402) Radiographic knee OA without knee pain (n = 186)
EQ-5D-3L dimension
 Mobility 11.5 (8.9 to 14.8) 32.6 (23.1 to 43.8)a 52.2 (44.8 to 59.5)ab 34.7 (25.4 to 45.5)ac
 Self-care 0.2 (0.1 to 0.5) 2.7 (1.3 to 5.6)a 7.3 (3.5 to 14.5)a 3.6 (1.0 to 12.3)a
 Usual activities 5.6 (3.9 to 8.0) 21.9 (14.3 to 32.0)a 24.8 (20.1 to 30.3)a 10.0 (5.1 to 18.7)bc
 Pain/discomfort 35.9 (31.8 to 40.3) 88.1 (76.1 to 94.5)a 96.7 (92.1 to 98.7)ab 70.4 (60.1 to 78.9)abc
 Anxiety/depression 17.5 (14.3 to 21.1) 30.2 (20.9 to 41.3)a 32.2 (25.9 to 39.4)a 21.4 (13.9 to 31.4)
No problem at any dimension (full health) 54.2 (50.0 to 58.6) 7.7 (2.9 to 19.0)a 3.1 (1.2 to 7.8)a 22.6 (15.2 to 32.2)abc
Mean UK EQ-5D-3L index score 0.89 (0.87 to 0.90) 0.71 (0.67 to 0.75)a 0.67 (0.64 to 0.69)ab 0.77 (0.72 to 0.82)abc
Mean Swedish EQ-5D-3L index score 0.93 (0.93 to 0.94) 0.87 (0.85 to 0.89)a 0.84 (0.83 to 0.85)ab 0.89 (0.87 to 0.91)abc
KOOS subscale
 Pain 92.8 (91.8 to 93.8) 68.9 (64.3 to 73.4)a 55.4 (52.9 to 57.8)ab 81.4 (78.2 to 84.6)abc
 Symptoms 66.1 (65.4 to 66.8) 56.7 (54.4 to 58.9)a 48.2 (46.5 to 50.0)ab 61.6 (59.5 to 63.8)abc
 ADL 91.3 (90.1 to 92.6) 70.3 (65.6 to 74.9)a 56.2 (53.1 to 59.3)ab 80.1 (76.4 to 83.9)abc
 QoL 86.4 (84.9 to 87.9) 56.9 (51.6 to 62.1)a 40.1 (37.4 to 42.9)ab 66.4 (61.9 to 70.8)abc
  1. ADL function in daily living, QoL knee-related quality of life
  2. a P < 0.05 compared with reference group
  3. b P < 0.05 compared with knee pain without knee OA
  4. c P < 0.05 compared with knee pain with knee OA