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Table 6 Patient-reported and anthropometric data in participants who completed all follow-up (n = 22)

From: An anti-inflammatory diet intervention for knee osteoarthritis: a feasibility study

Outcome

Baseline

Week 3

Week 6

Week 9

Changea

95% CI of change

MDC

KOOS-Pain

61.8 ± 12.0b

63.1 ± 11.4

68.8 ± 12.2c

68.4 ± 12.3

6.6 ± 12.6

[0.9 to 12.4]

8–10

KOOS-Symptoms

56.9 ± 14.3b

57.3 ± 15.4

58.6 ± 16.7c

62.5 ± 17.7

5.6 ± 15.1

[−1.3 to 12.5]

8–10

KOOS-ADL

68.2 ± 15.9b

72.2 ± 13.2b

75.8 ± 14.6c

78.3 ± 14.4

10.1 ± 14.3

[3.6 to 16.6]

8–10

KOOS-Sport/Rec

35.7 ± 27.3b

47.4 ± 27.9b

46.8 ± 25.2c

46.9 ± 29.6

11.2 ± 19.7

[2.2 to 20.2]

8–10

KOOS-QoL

42.0 ± 16.4b

46.3 ± 14.6b

50.9 ± 14.5c

50.8 ± 13.7

8.8 ± 14.7

[2.1 to 15.5]

8–10

KOOS4

57.2 ± 10.9b

59.95 ± 10.7b

63.5 ± 10.8c

65.0 ± 12.4

7.8 ± 11.5

[2.5 to 13.0]

8–10

EQ 5 D Utility

0.70 ± 0.16b

0.74 ± 0.1

0.74 ± 0.11c

0.75 ± 0.12

0.04 ± 0.16

[−0.03 to 0.11]

N/A

EQ 5 D VAS

75.2 ± 15.1b

77.5 ± 15.1

78.9 ± 15.4c

81.6 ± 14.6

6.3 ± 16.0

[−0.9 to 13.6]

N/A

Average Pain (0-100 mm)

52.6 ± 22.7b

52.1 ± 21.3b

41.6 ± 23.0d

43.6 ± 27.5c

−8.9 ± 35.6

[−26.1 to 8.2]

N/A

BMI, kg/cm2

30.7 ± 4.8d

29.7 ± 4.6b

29.5 ± 4.6c

29.6 ± 4.3b

−1.0 ± 0.8

[−1.4 to −0.7]

N/A

Weight, kg

86.6 ± 15.0d

83.7 ± 13.9b

82.7 ± 13.8c

83.6 ± 13.7b

−3.0 ± 2.3

[−4.1 to −1.8]

N/A

  1. KOOS Knee injury and Osteoarthritis Outcome Score, ADL Activities of daily living, QoL Quality of life, EQ 5D EuroQoL-5D, BMI Body mass index, MDC Minimal detectable change, VAS Visual analogue scale, CI Confidence interval
  2. aChange indicates absolute change from baseline to week 9. All data presented as mean ± standard deviation for participants completing the intervention and had baseline data. Minimal detectable change values drawn from previous estimations [43]
  3. bn = 1 missing data relative to number of participants in each timepoint column
  4. cn = 2 missing data relative to number of participants in each timepoint column
  5. dn = 3 missing data relative to number of participants in each timepoint column