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. 2017 May 4;5:e3276. doi: 10.7717/peerj.3276

Table 4. Correlates of disease acceptance and health behaviors in the group with osteoarthritis.

Variables studied AIS (8-24) IZZ (24-120)
Mean (±SD) aF-statistic/p-value brs/ crp  (p-value) Mean (±SD) aF-statistic/p-value
Sex
F 30.23 (±8.45) 2.51 (0.115) 92.51 (±14.02) 4.67 (<0.001)
M 28.22 (±7.54) 83.23 (±15.44)
Age, years
40–60 28.47 (±7.84) 9.46 (<0.001) b−0.325 (<0.001) 87.25 (±16.85) 3.47 (0.033)
61–76 24.42 (±8.27) 91.84 (±12.75)
≥ 77 22.23 (±8.45) 84.43 (±15.34)
Disease duration, years
0–5 30.31 (±8.54) 11.11 (<0.001) 87.46 (±15.47) 1.06 (0.349)
6–10 26.05 (±8.25) 85.82 (±17.43)
>10 23.71 (±7.79) 89.46 (±14.46)
Intake of analgesics
During worsening of symptoms 25.80 (±7.76) 3.81 (0.023) 87.43 (±15.20) 1.56 (0.213)
Systematically 24.35 (±9.10) 91.01 (±15.46)
Not taking 30.64 (±9.30) 85.11 (±15.33)
Doing physical exercises
Doesn’t perform physical exercises 25.26 (±8.83) 0.38 (0.765) 82.67 (±15.91) 13.31 (<0.001)
Several times a month 26.92 (±8.22) 90.85 (±10.67)
2–3 times a week 26.38 (±8.03) 97.64 (±10.51)
Daily 25.48 (±8.17) 94.51 (±14.02)
Pain VAS in motion (0-10)
Low 29.82 (±8.70) 3.38 (0.036) c−0.209 (<0.001) 87.83 (±15.50) 0.28 (0.753)
Medium 25.80 (±8.38) 89.46 (±15.07)
Strong 24.68 (±8.23) 87.52 (±15.96)
Pain VAS at rest (0-10)
Low 27.18 (±8.66) 4.14 (0.017) c−0.218 (<0.001) 86.60 (±15.26) 0.73 (0.482)
Medium 27.04 (±7.93) 88.86 (±15.51)
Strong 22.55 (±8.10) 89.81 (±15.30)
HAQ DI (0–3)
0–1 28.75 (±8.53) 11.53 (<0.001) c−0,353 (<0.001) 87.81 (±15.26) 3.59 (0.029)
>1–2 22.20 (±6.93) 87.12 (±15.33)
>2–3 21.06 (±6.02) 98.06 (±13.30)

Notes.

a

The univariate ANOVA for independent groups.

b

rs Spearman correlation.

c

rp Pearson’s correlation coefficient where 0.10, 0.20 and 0.50 represent small, medium and large effects respectively.

HAQ DI
Health Assessment Questionnaire Disability Index
AIS
Acceptance of Illness Scale
IZZ
Health Behavior Inventory