Table 5 Overview of baseline participant characteristics
From: An anti-inflammatory diet intervention for knee osteoarthritis: a feasibility study
Variable | Total (n = 27)# |
|---|---|
Age, mean ± standard deviation years | 66 ± 8 |
Female sex, n (%) | 22 (82) |
Height, mean ± standard deviation cma | 166.6 ± 8.2 |
Weight, mean ± standard deviation kga | 84.4 ± 16.0 |
Body mass index, mean ± standard deviation kg.m-2a | 30.6 ± 4.6 |
Caucasian ethnicity, n (%) | 27 (100) |
Highest education level, n (%) | |
 Up to secondary school | 1 (4) |
 Completed secondary school | 8 (30) |
 Apprenticeship | 3 (11) |
 Bachelor’s degree | 10 (37) |
 Post-graduate degree | 5 (19) |
Employment, n (%) | |
 Full-time | 3 (11) |
 Part-time | 5 (19) |
 Casual | 1 (4) |
 Retired | 18 (67) |
Living arrangement, n (%) | |
 Alone | 5 (19) |
 With spouse | 18 (67) |
 With family | 4 (15) |
Household income $AUD, n (%) | |
  < 50,000 | 13 (48) |
  > 50,000 | 9 (33) |
 Undisclosed | 5 (19) |
Co-morbidities, n (%) | |
 Diabetes | 1 (4) |
 Hypertension | 8 (30) |
 Dyslipidaemia | 5 (19) |
 Pulmonary disease | 1 (4) |
 Cancer | 3 (11) |
 Otherc | 5 (19) |
Knee affected by osteoarthritis, n (%) | |
 Left | 14 (52) |
 Right | 11 (41) |
 Both | 2 (7) |
Average knee pain (0–10), mean ± standard deviationb | 4.8 ± 1.7 |
Maximal knee pain (0–10), mean ± standard deviation | 7.1 ± 1.8 |
Duration of knee pain, n (%) | |
 0–6 months | 5 (19) |
 6–12 months | 4 (15) |
 1–3 years | 8 (30) |
  > 3 years | 10 (37) |
Past knee injury, n (%) | 14 (52) |
Family history of osteoarthritis, n (%) | 18 (67) |
 Knee | 8 (30) |
 Other jointd | 10 (37) |
Analgesic use, n (%)b | 22 (82) |
 Paracetamol | 16 (59) |
 Oral NSAID | 6 (22) |
 Topical NSAID | 3 (11) |
 Glucosamine | 3 (11) |
 Corticosteroid | 3 (11) |
 Opioid | 1 (4) |
 Codeine | 2 (7) |
 Methotrexate | 1 (4) |
 Anti-depressant (chronic pain) | 1 (4) |