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Table 2 Course of knee symptoms evaluated by knee injury and osteoarthritis outcome score

From: Higher fasting blood glucose worsens knee symptoms in patients with radiographic knee osteoarthritis and comorbid central sensitization: an Iwaki cohort study

 

KOOS

CS – (N = 249)

CS + (N = 48)

P-value

Baseline

Symptom

86.7 ± 15.7

84.2 ± 15.6

0.087

Pain

88.5 ± 15.5

85.3 ± 17.2

0.134

QOL

75.9 ± 24.2

70.3 ± 25.6

0.089

ADL

93.9 ± 10.6

90.3 ± 14.3

0.043*

Sports

84.1 ± 22.8

77.2 ± 26.1

0.049*

1-year

Symptom

83.7 ± 17.1

83.0 ± 14.6

0.343

Pain

87.3 ± 16.0

85.5 ± 17.4

0.374

QOL

73.3 ± 25.1

71.5 ± 25.4

0.551

ADL

93.3 ± 12.3

90.2 ± 14.7

0.180

Sports

81.9 ± 24.0

77.8 ± 30.7

0.840

Follow-up

ΔSymptom

− 3.0 ± 13.1

− 1.2 ± 15.3

0.147

ΔPain

− 1.2 ± 12.1

0.2 ± 14.3

0.323

ΔQOL

− 2.6 ± 19.0

1.2 ± 15.5

0.277

ΔADL

− 0.6 ± 10.2

− 0.1 ± 13.8

0.249

ΔSports

− 2.3 ± 17.7

0.6 ± 22.9

0.418

  1. The values are presented by mean ± SD. Statistical analysis: chi-square test and Mann–Whitney U test. (*P ≤ 0.05); CS central sensitization (defined as ≥ 10 points in the CS inventory-9)