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Table 3 Odds ratio (95%CI) of predictive factors of adherence to home exercise components of frequency per week and duration per session.

From: Predictive factors of adherence to frequency and duration components in home exercise programs for neck and low back pain: an observational study

Predictive factors Adherence to frequency per week Adherence to duration per session
  Univariate Multivariate Univariate Multivariate
  OR (95%CI) OR (95%CI) OR (95%CI) OR (95%CI)
  n = 184 n = 168 n = 158 n = 146
CHARACTERISTICS OF PATIENT     
Gender Female 0.5 (0.2-1.2)   0.6 (0.2-1.6)  
Age     
   18-39 1.0   1.0  
   40-59 0.8 (0.4-1.6)   0.7 (0.3-1.6)  
   >59 1.1 (0.5-2.5)   0.6 (0.2-1.5)  
Education level     
   Without studies 1.0   1.0  
   Primary/Secondary/university 0.9 (0.4-2.1)   0.3 (0.1-1.2)  
Work participation 0.9 (0.5-1.7)   0.8 (0.4-1.6)  
Sick leave 0.8 (0.4-1.8)   0.7 (0.3-1.9)  
Use of physiotherapist in previous episodes of pain 2.0 (1.1-3.7)*   0.9 (0.4-1.8)  
Participation in home program in previous episodes     
   No participation 1.0   1.0 -
   Participation and low adherence 0.8 (0.4-1.5)   0.5 (0.2-0.9)* 0.3 (0.1-0.9)*
   Participation and adherence 2.9 (1.1-7.9)*   1.1 (0.4-3.2) 0.5 (0.1-2.2)
CHARACTERISTICS OF PAIN     
Low back pain 0.9 (0.4-1.7)   1.3 (0.6-2.9)  
Pain intensity 1.0 (0.8-1.2)   0.9 (0.7-1.1)  
High level of disability 1.2 (0.6-2.2)   1.0 (0.5-2.1)  
CHARACTERISTICS OF HOME EXERCISE PROGRAM     
Strength exercises 0.9 (0.5-1.7)   1.1 (0.5-2.3)  
Stretching exercises 1.4 (0.6-3.5)   1.6 (0.6-4.4)  
Total number of exercises     
   1-3 1.0   1.0  
   4-6 0.7 (0.3-1.4) 0.6 (0.2-1.8) 0.8 (0.4-1.9)  
   >6 0.3 (0.1-0.7)* 0.2 (0.1-0.9)* 0.6 (0.2-1.8)  
Days per week     
   1-3 1.0   1.0  
   4-6 1.5 (0.7-3.6)   2.2 (0.8-6.2)  
   >6 2.0 (0.9-4.5)   1.2 (0.5-2.8)  
Duration/session     
   <10 minutes 1.0   1.0  
   > 10-15 minutes 0.4 (0.2-1.1)   0.6 (0.2-1.9)  
ENVIRONMENT and SELF-EFFICACY     
Have enough time 2.8 (1.5-5.2)*   1.4 (0.7-2.8)  
Exercises fit daily routine 7.4 (4.4-26)* 12.6 (0.8-19) 4.5 (1.4-14)*  
Positive emotional support 3.5 (1.5-8.1)*   2.8 (1.1-7.4)*  
Self-efficacy 1.7 (1.4-2.1)* 1.5 (1.1-2.0)* 1.4 (1.2-1.7)* 1.4 (1.1-1.8)*
PHYSIOTHERAPISTS' BEHAVIOURS IN CLINICAL ENCOUNTERS     
General information     
Clarifying doubts and questions from patients 2.5 (1.3-4.7)* 4.1 (1.4-12)* 1.6 (0.8-3.4)  
Giving information about illness 0.9 (0.5-1.7)   0.9 (0.4-1.7)  
Justifying usefulness of advises 1.1 (0.5-1.7)   0.7 (0.3-1.8)  
Instructions and follow-up of exercises     
Giving written instructions 0.8 (0.4-1.4)   1.1 (0.6-2.4)  
Supervising exercises in health care centre 1.6 (0.8-3.0)   2.7 (1.3-5.8)* 3.3 (1.3-8.6)*
Asking about adherence at home 1.5 (0.8-2.8)   1.4 (0.7-2.9)  
Patient's assessment     
Satisfaction 1.2 (1.1-1.4)*   1.1 (0.9-1.4)  
ADHERENCE     
Good adherence to frequency per week ---   8.0 (3.7-17)* 4.1 (1.6-10)*
Good adherence to duration per session 8.0 (3.7-17)* 4.7 (1.6-14)* ---  
  1. * p < 0.05