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Table 3 Changes in the CaMos Frailty Index (CFI) score per a 5-year period in participants aged 50+ years

From: Osteoporotic fractures and obesity affect frailty progression: a longitudinal analysis of the Canadian multicentre osteoporosis study

Parameter

Women (N = 5566)

Men (N = 2187)

Mean Estimate (95% CI)

Mean Estimate (95% CI)

Time

Year 10

−0.095 (−0.201; 0.010)

−0.008 (−0.010;-0.010)

Year 5

−0.019 (−0.115;0.078)

−0.050 (−0.050;-0.050)

Baseline (ref)

0.000

0.000

Age, years

> = 80

−0.005 (−0.073;0.063)

0.061 (0.027;0.095)

65–80

−0.030 (−0.097;0.037)

0.059 (0.037;0.081)

50–65 (ref)

0.000

0.000

Time*age

Year 10

> = 80

0.112 (0.003–0.220)

0.078 (0.038;0.118)

65–80

0.105 (−0.001;0.210)

0.029 (0.020;0.037)

50–65 (ref)

0.000

0.000

Year 5

> = 80

0.039 (−0.061;0.138)

0.100 (0.060;0.139)

65–80

0.046 (−0.051;0.143)

0.082 (0.075;0.089)

50–65 (ref)

0.000

0.000

Baseline (ref)

> = 80

0.000

0.000

65–80

0.000

0.000

50–65

0.000

0.000

Prevalent fracture

NHNVF

0.003 (−0.005;0.012)

0.004 (−0.013;0.021)

Clinical VF

−0.011 (−0.034;0.012)

0.044 (0.010;0.078)

Hip

0.029 (0.001;0.056)

0.032 (−0.007;0.070)

None (ref)

0.000

0.000

Incident fracture

NHNVF

0.013 (−0.002;0.029)

0.034 (−0.006;0.073)

Clinical VF

0.053 (0.022;0.084)

0.010 (−0.066;0.086)

Hip

0.067 (0.026;0.109)

0.121 (0.082;0.161)

None (ref)

0.000

0.000

Caucasian, yes

0.003 (−0.011;0.017)

−0.006 (−0.029;0.017)

Body mass index (BMI), kg/m2

> = 40

0.071 (0.040;0.102)

0.051 (0.025;0.078)

30–40

0.022 (0.013;0.030)

0.020 (0.005;0.036)

25–30

0.008 (0.001;0.014)

0.010 (−0.002;0.021)

<18.5

−0.013 (−0.031;0.005)

0.044 (−0.028;0.116)

18.5–25 (ref)

0.000

0.000

Physical activity (per 1000 kilocals/week)

−0.002 (−0.002;-0.001)

0.000 (−0.001;0.001)

Sedentary lifestyle, hours/day

0.001 (0.000;0.002)

−0.002 (−0.004;0.000)

Total calcium intake (per 1200 mg/day)

0.003 (−0.003;0.009)

0.002 (−0.009;0.012)

Total vitamin D intake (per 800 /day)

0.000 (−0.001;0.001)

−0.006 (−0.012;0.000)

MMSE score (per 3.72 point change)

−0.010 (−0.017;-0.003)

−0.004 (−0.017;0.008)

SF-36 - Physical subscale (per 5 unit change)

−0.031 (−0.032;-0.029)

−0.030 (−0.03;-0.03)

SF-36 - Mental subscale (per 5 unit change)

−0.015 (−0.016;-0.013)

−0.018 (−0.021;-0.014)

Education: University or higher, yes

−0.003 (−0.010;0.004)

−0.012 (−0.022;-0.001)

Smoking

Never

−0.002 (−0.013;0.008)

−0.016 (−0.038;0.006)

Past

0.010 (0.000;0.021)

−0.005 (−0.026;0.016)

Current (ref)

0.000

0.000

Alcohol, drinks per day

> = 3

−0.016 (−0.046;0.014)

−0.015 (−0.036;0.006)

1 to 3

−0.003 (−0.013;0.006)

−0.001 (−0.015;0.013)

<1 to >0

−0.007 (−0.013;−0.001)

0.008 (−0.005;0.020)

None (ref)

0.000

0.000

Employment

Unemployed

-0.001 (−0.032;0.030)

−0.015 (−0.054;0.025)

Retired

−0.004 (−0.020;0.013)

−0.009 (−0.023;0.006)

Homemaker

0.002 (−0.015;0.018)

0·00

Employed (ref)

0.000

0·00

Living alone, yes

0.003 (−0.003;0.009)

0.015 (0.002;0.028)

BMD T-score at baseline

0.002 (−0.001;0.006)

−0.004 (−0.010;0.002)

Antiresorptive treatment at baseline, yes

0.000 (−0.007;0.008)

−0.049 (−0.101;0.002)

Antiresorptive treatment at year 10, yes

0.004 (−0.002;0.010)

0.025 (0.008;0.042)

Falls in past month, yes

0.003 (−0.010;0.015)

0.018 (−0.007;0.042)

Ever confined to bed (immobilized), yes

0.000 (−0.010;0.009)

0.010 (−0.004;0.023)

Ever lost more than 10 pounds, yes

0.005 (−0.001;0.010)

0.005 (−0.005;0.015)

  1. CaMos the Canadian Multicentre Osteoporosis Study; Estimates are regression coefficients denote the mean change (increase or decrease) in CFI scores per a 5-year period for one unit change/category in a predictor value; CI confidence interval, Ref the reference group; Bolded font style suggest a statistically significant result at a alpha 0.05 level (p-value <0.05), Time variables represent frailty assessment occasions (waves); The time*age interaction describes changes in frailty for different age groups; NHNVF non-hip non-clinical vertebral fractures, VF clinical vertebral fractures, MMSE Mini Mental State Examination. Note: The estimates were rounded to the third decimal and may appear inexact