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Table 1 Patient demographics and characteristics

From: A qualitative exploration of the patient experience of erosive and non-erosive hand osteoarthritis

Description

Erosive HOA

(N = 15)

Non-erosive

HOA (N = 15)

Total sample

(N = 30)

Age, years, mean (min, max)

61 (43, 79)

56 (40, 75)

61 (40, 79)

Sex, n (%)

 Female

11 (73)

11 (73)

22 (73)

 Male

4 (27)

4 (27)

8 (27)

Ethnicity, n (%)

 Non-Hispanic or Latino

11 (73)

13 (87)

24 (80)

 Hispanic or Latino

2 (13)

2 (13)

4 (13)

 Missing data

2 (13)

0 (0)

2 (7)

Race, n (%)

 Black/African American

7 (47)

6 (40)

13 (43)

 White

6 (40)

7 (47)

13 (43)

 Hispanic

1 (7)

2 (13)

3 (10)

 Did not specify

1 (7)

0 (0)

1 (3)

Work status, n (%)

 Working full or part time

5 (33)

8 (53)

13 (43)

 Full-time homemaker

5 (33)

1 (7)

6 (20)

 Retired

3 (20)

3 (20)

6 (20)

 Disability

2 (13)

3 (20)

5 (17)

Highest level of education, n (%)

 College or University

5 (33)

5 (33)

10 (33)

 Some years at college

3 (20)

1 (7)

4 (13)

 High school diploma or GED

5 (33)

5 (33)

10 (33)

 Some high school

2 (13)

2 (13)

4 (13)

 Certificate program

0 (0)

1 (7)

1 (3)

 Grade school

0 (0)

1 (7)

1 (3)

Average hand pain severity over past 7 days, 0–10 NRSa, mean (min, max)

6.0 (5, 8)

5.9 (4, 9)

5.9 (4, 9)

Total MHQ score, mean (SD)b

70.0 (18.8)

69.6 (18.4)

69.8 (18.6)

Location of soft tissue swollen and tender PIP, n (%)c

 Thumb

13 (87)

11 (73)

24 (80)

 Middle finger

10 (67)

14 (93)

24 (80)

 Ring finger

7 (47)

10 (67)

17 (57)

 Index finger

6 (40)

6 (40)

12 (40)

 Little finger

6 (40)

2 (13)

8 (27)

Location of soft tissue swollen and tender DIP, n (%)c

 Middle finger

10 (67)

14 (93)

24 (80)

 Index finger

8 (53)

10 (67)

18 (60)

 Ring finger

4 (27)

6 (40)

10 (33)

 Little finger

3 (20)

2 (13)

5 (17)

Location of soft tissue swollen and tender MCP, n (%)c

 Middle finger

12 (80)

14 (93)

26 (87)

 Index finger

8 (53)

10 (67)

18 (60)

 Ring finger

6 (40)

7 (47)

13 (43)

 Little finger

4 (27)

4 (27)

8 (27)

 None

4 (27)

0 (0)

4 (13)

Swollen and tender CMC, n (%)d

 Yes

11 (73)

12 (80)

23 (77)

 No

2 (27)

2 (13)

6 (20)

Inflammation in the affected hand, n (%)

 Yes

15 (100)

7 (47)

22 (73)

 No

0 (0)

8 (53)

8 (27)

Location of OA elsewhere, n (%)c

 Knee

10 (66)

11 (73)

21 (70)

 Back

1 (6)

1 (6)

2 (7)

 Ankles

2 (13)

0 (0)

2 (7)

 Hip

1 (6)

0 (0)

1 (3)

Current treatments, n (%)

 Naproxen

7 (47)

9 (60)

16 (53)

 Ibuprofen

8 (53)

2 (13)

10 (33)

 Acetaminophen

3 (20)

0 (0)

4 (13)

 Tramadol

0 (0)

3 (20)

2 (7)

 Oxycodone

0 (0)

2 (13)

2 (7)

 Hydrocodone

0 (0)

2 (13)

2 (7)

 Voltaren gel

0 (0)

1 (6)

1 (3)

 Meloxicam

0 (0)

1 (6)

1 (3)

 Aspercream

0 (0)

1 (6)

1 (3)

 Celecoxib

1 (6)

0 (0)

1 (3)

 Duloxetine

1 (6)

0 (0)

1 (3)

 Fish oil

1 (6)

0 (0)

1 (3)

 Flexeril

0 (0)

1 (6)

1 (3)

  1. CMC Carpometacarpal, DIP Distal interphalangeal, GED General Educational Development, HOA Hand osteoarthritis, MCP Metacarpophalangeal, MHQ Michigan Hand Outcomes Questionnaire, NRS Numerical rating scale, OA Osteoarthritis, PIP Proximal interphalangeal, SD Standard deviation
  2. a0 = no pain, 10 = worst pain imaginable
  3. bData included for 27 out of the 30 participants, due to missing or incomplete data for 3 participants (n = 2 erosive, n = 1 non-erosive). The total MHQ score ranges from 0 to 100, with higher scores indicating better hand performance
  4. cMore than one option could be selected for each participant
  5. dMissing data for one participant