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. Author manuscript; available in PMC: 2018 Feb 28.
Published in final edited form as: COPD. 2017 Oct 11;14(6):610–617. doi: 10.1080/15412555.2017.1379070

Table 3.

Multiple multinomial logistic regression of adherence.

Model 1 (individual characteristics) Model 2 (individual + neighborhood characteristics)


Variables RRR [95% Cl] RRR [95% Cl]
Low Adherencea
Individual
 Age 0.99 0.96–1.02 0.99 0.96–1.02
 Male 1.14 0.65–1.99 1.14 0.68–1.92
 White 1.50 0.81–2.76 1.91 0.95–3.87
 Lives alone 0.92 0.42–2.01 0.90 0.41–1.96
 BMI, kg/m2 0.99 0.96–1.03 0.99 0.96–1.03
 Co-morbidities 1.08 0.92–1.26 1.09 0.93–1.27
 6MWD, mb
  150–249 0.30** 0.14–0.64 0.29** 0.12–0.67
  ≥250 0.17*** 0.08–0.35 0.16*** 0.08–0.35
 Current smoking 2.98** 1.34–6.63 2.78* 122–6.34
 Pack-years 1.00 1.00–1.01 1.00 1.00–1.01
 Depression 1.44 0.59–2.19 1.20 0.61–2.37
 Prescribed sessionsc
  21–30 1.32 0.70–2.51 1.34 0.70–2.56
  >30 1.48 0.65–3.36 1.33 054–3.26
 Distance from home, mi. 1.00 0.99–1.02 1.01 0.99–1.02
 Year 1.07* 1.01–1.14 1.08* 1.02–1.15
Neighborhood
 SDI, deciles 1.10 0.99–1.21
Moderate Adherencea
Individual
 Age 0.98 0.95–1.01 0.98 0.95–1.01
 Male 0.62 0.36–1.06 0.58 0.33–1.02
 White 0.85 0.48–151 1.26 0.66–2.39
 Lives alone 0.97 0.46–2.06 0.83 0.37–1.86
 BMI, kg/m2 1.00 0.97–1.04 1.00 0.97–1.04
 Co-morbidities 1.00 0.85–1.17 1.01 0.85–1.21
 6MWD, mb
  150–249 0.51 0.22–1.18 0.50 021–1.18
  ≥250 0.48 0.22–1.03 0.47 021–1.06
 Current smoking 1.70 0.73–3.97 1.48 059–3.73
 Pack-years 1.01 1.00–1.01 1.01 1.00–1.01
 Depression 1.02 0.53–1.97 1.06 054–2.07
 Prescribed sessionsc
  21–30 1.67 0.89–3.15 1.71 0.91–320
  >30 1.87 0.82–4.28 1.83 0.82–4.12
 Distance from home, mi. 1.00 0.99–1.01 1.00 0.99–1.02
 Year 1.04 0.99–1.10 1.05 0.99–1.12
Neighborhood
 SDI, deciles 1.16** 1.04–129

Notes:

a

Reference category = High adherence.

b

Reference category <150.

c

Reference category ≤20.

Boldface indicates statistical significance:

*

p < 0.05,

**

p < 0.01,

***

p < 0.001, two-tailed tests.

BMI, body mass index; 6MWD, 6-minute walking distance; SDI, socioeconomic disadvantage index; RRR, relative risk ratio.