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Table 1 Characteristics of participants according to presence or absence of BMLs at baseline

From: A longitudinal study of the association between dietary factors, serum lipids, and bone marrow lesions of the knee

  BML absent
(n= 226)
BML present
(n= 168)
P
Age (year) 63.2 (7.3) 63.2 (7.2) 0.99
Female sex (%) 56 44 0.02
BMI (kg/m2) 27.1 (4.0) 28.3 (5.0) 0.01
Current smokers (%) 13 8 0.13
Cardiovascular disease (%) 4 9 0.07
Diabetes (%) 8 6 0.36
Statin use (%) 17 20 0.45
ROA present (%) 57 59 0.70
Dietary factors    
   Energy Intake (kJ/day) 7,512 (2,378) 7,800 (2,941) 0.30
   Total fat (g/day) 71.5 (25.9) 74.2 (34.5) 0.40
Monounsaturated fat (g/day) 24.9 (9.8) 25.7 (12.8) 0.50
Polyunsaturated fat (g/day) 11.8 (5.0) 11.6 (6.1) 0.67
Saturated fat (g/day) 28.6 (12.3) 30.4 (15.2) 0.19
   Total carbohydrates (g/day) 205.1 (67.8) 214.3 (76.1) 0.21
   Total protein (g/day) 84.7 (31.4) 87.2 (43.1) 0.52
   Total sugar (g/day) 95.6 (36.3) 100.5 (42.0) 0.22
Lipids    
   Total cholesterol (mmol/L) 5.7 (1.1) 5.4 (1.1) 0.01
   Triglycerides (mmol/L) 1.5 (0.9) 1.5 (0.8) 0.99
   LDL cholesterol (mmol/L) 3.6 (0.9) 3.5 (1.0) 0.10
   HDL cholesterol (mmol/L) 1.4 (0.4) 1.3 (0.3) 0.01
  1. Values expressed as mean (standard deviation), except for percentages. P values determined by t test or χ2 test (where appropriate). Boldface denotes a statistically significant result. BMI, body mass index; BMLs, bone marrow lesions; HDL, high-density lipoprotein; LDL, low-density lipoprotein; ROA, radiographic osteoarthritis.