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Table 4 Multiple Linear Regression Analysis of Factors of Adherence using the Morisky-Green-Levine’s Scale Score, n = 299

From: Adherence to treatment and related factors among patients with chronic conditions in primary care: a cross-sectional study

 

Multivariate Linear Regression Model

Factors

Correlation Coeficient

SE

95% CI

p-value

Social and Economic

Age (per 10-year increment)

−0.15

0.04

(−0.23 to −0.07)

0.001

Immigration Status

  Born in Spain

Ref.

 

Ref.

 

  Immigrated to Spain

0.27

0.15

(−0.02 to 0.56)

0.070

Living Status

  Living alone

Ref.

 

Ref.

 

  Living with someone

− 0.18

0.11

(− 0.40 to 0.04)

0.107

Healthcare Team and System-Related

Number of Pharmacies Used for Refills

0.14

0.05

(0.04 to 0.24)

0.005

1Treatment Information Received

−0.20

0.05

(− 0.30 to − 0.10)

< 0.001

Condition-Related Factors

Number of Chronic Conditions

−0.07

0.04

(−0.16 to 0.01)

0.077

Adjusted Morbidity Group

  AMG1

Ref.

 

Ref.

 

  AMG2

0.11

0.14

(−0.16 to 0.39)

0.427

  AMG3

0.15

0.18

(−0.21 to 0.51)

0.412

Therapy-Related

Interfering with Activities of Daily Living

  Interfering

Ref.

 

Ref.

 

  Not-interfering

0.06

0.16

(−0.27 to 0.38)

0.736

Patient-Related

Medication Dosing Reminders

  Not using any reminder

Ref.

 

Ref.

 

  Use of alarms/phones/pillboxes

0.02

0.14

(−0.25 to 0.29)

0.878

  Association of medication with daily routines

−0.17

0.13

(−0.42 to 0.09)

0.200

1Knowledge about Medication Regimen

−0.17

0.05

(−0.26 to − 0.08)

< 0.001

1Self-Perceived Quality of Life

−0.05

0.04

(−0.14 to 0.04)

0.264

  1. Abbreviations: SE, standard error; CI, confidence interval; Ref., reference
  2. Bold values are statistically significant at p-values ≤0.05
  3. 1Introduced as Likert scale score (1–5)