Table 2

Medication use during the 30 days prior to baseline, according to baseline demographic and clinical factors

Medication type used within 30 days of baseline


Variable

Analgesic(s)

Nutraceutical(s)


n

Prescription; any use reported

Prescription or OTC; frequent use reported

Frequent use reported


Sex

Male

435

25.3%**

39.3%**

42.8%

Female

552

33.9%**

54.5%**

40.2%

Race

White

701

28.7%

45.2%*

47.9%**

Non-white

286

33.6%

54.2%*

25.2%**

Age

<65

594

29.6%

46.6%

40.9%

65 to 74

312

29.5%

48.7%

44.2%

>74

81

35.8%

53.1%

33.3%

KL grade

2

378

27.0%

43.9%

35.7%**

3

442

31.7%

50.0%

41.0%**

4

167

32.9%

50.9%

55.1%**

Pain NRS

0 to 3

233

22.7%**

32.6%**

47.6%*

4 to 7

535

29.5%**

47.9%**

41.7%*

8 to 10

219

39.3%**

63.9%**

33.8%*

Co-morb

Absent

696

28.7%

45.8%

45.7%**

Present

291

33.3%

52.6%

30.9%**

BMI

<26

129

27.1%*

44.2%**

48.8%**

26 to 30

381

26.2%*

42.3%**

45.4%**

>30

477

34.0%*

53.2%**

36.1%**


BMI, body mass index kg/m2; Co-morb, co-morbidity; KL, Kellgren-Lawrence; NRS, numerical rating scale; OTC, over the counter. Unadjusted comparison significant at *P <0.05 or **P <0.01.

Kingsbury et al. Arthritis Research & Therapy 2013 15:R106   doi:10.1186/ar4286

Open Data