Table 1

Baseline characteristics for all randomly assigned patients

TreatmentCombined
VariableLED (NLED=44)Control (NControl=45)Total (NTotal=89)
Women (n (%))39 (88.6)40 (88.9)79 (88.8)
Age (years)61.1±11.164.1±10.562.6±10.8 (35.6–89.9)
Height (m)1.63±0.091.65±0.091.6±0.1 (1.4–1.9)
Weight (kg)95.7±15.195.5±13.795.6±14.3 (66.4–142.8)
Body mass index (kg/m2)36.0±5.535.2±4.535.6±5.0 (28.8–55.1)
Lean body mass (kg)48.3±10.547.5±9.847.9±10.1 (31.2–76.0)
Fat mass (kg)47.230±11.33948.335±10.66847.783±10.958 (27.551–85.299)
Fat percentage (%)49.4±7.650.4±7.249.9±7.4 (27.2–62.5)
Bone mineral content (g)2859±4102976±4082918±411 (2050–3998)
Bone mineral density (g/cm2)1.055±0.1161.096±0.1641.075±0.143 (0.792–1.804)
Plasma glucose (mmol/l)5.9±1.15.9±0.95.9±1.0 (4.3–10.2)
C reactive protein (mg/l)3.5 (2.0–6.3)3.4 (2.1–7.9)3.5 (2.1–7.2) (0.5–27.5)
HAQ (score 0–3)0.43±0.260.50±0.220.444 (0.235–0.778) (0.000–1.833)
WOMAC indices
 Pain (0–100 mm)39.4±18.837.4±23.438.4±21.1 (1.0–93.8)
 Disability (0–100 mm)40.2±19.138.3±23.639.2±21.4 (1.0–90.6)
 Stiffness (0–100 mm)37.7±26.341.8±28.439.8±27.3 (0–96.5)
 Total WOMAC index (0–100 mm)39.8±18.538.1±22.839.0±20.7 (1.0–89.7)
  • Values are means±SD, unless otherwise indicated. The numbers in parentheses indicates the range (minimum–maximum).

  • HAQ, Health Assessment Questionnaire; LED, low-energy diet; WOMAC, Western Ontario and McMaster Universities Osteoarthritis index.