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Table 3 Associations of frailty at baseline and other characteristics with joint pain at baseline (N = 1095) and 1-year (N = 1004)

From: The bidirectional relationship between chronic joint pain and frailty: data from the Investigating Musculoskeletal Health and Wellbeing cohort

  

Pain

  

Baseline (n = 1095)

1-year (n = 1004)

Baseline Factor

Interval/category

β Coef (95%CI)

β Coef (95%CI)

Frailty

(non-frail, frail)

2.29 (1.91, 2.66), p < 0.001

0.39 (0.04, 0.75), p = 0.027

Pain

Pain (NRS) (0–10)

NA

0.56 (0.50, 0.61), p < 0.001

Sex

Male

Ref

Ref

Female

0.63 (0.36, 0.90), p < 0.001

0.33 (0.09, 0.58), p = 0.008

Age

Years

-0.01 (-0.03, 0.01), p = 0.226

0.00 (-0.02, 0.02), p = 0.783

BMI Classa

Underweight

-0.48 (-1.60, 0.65), p = 0.408

-0.55 (-1.63, 0.52), p = 0.312

 

Normal

Ref

Ref

 

Pre-obese

0.33 (0.00, 0.65), p = 0.047

0.27 (-0.02, 0.56), p = 0.069

 

Obese

0.93 (0.58, 1.29), p < 0.001

0.55 (0.23, 0.87), p = 0.001

r2

 

0.1829

0.3747

  1. The outcome measure is pain (continuous variable). The baseline model is pain with frailty adjusted for age, sex, and BMI class. The 1-year model is 1-year pain with baseline frailty adjusted for baseline factors of pain, age, sex, and BMI class
  2. Abbreviations: NRS numerical rating scale (0–10), BMI Body Mass Index, OR odds ratio, 95%CI confidence intervals, NA not applicable, Ref reference group
  3. aWHO classification for BMI, underweight < 18.5, normal 18.5–24.9, pre-obese 25–29.9 and > 30 obese
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BMC Geriatrics

ISSN: 1471-2318

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