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Table 2 Predicting behavioural simulation and intention by psychological theory: correlation and multiple regression analyses.

From: Applying psychological theories to evidence-based clinical practice: Identifying factors predictive of managing upper respiratory tract infections without antibiotics

   Behavioural simulation Behavioural intention
Theoretical framework Predictive Constructs r Beta R2(adj) df F r Beta R2(adj) df F
Theory of Planned Behaviour Attitude direct 0.316***          
  Attitude indirect 0.212***          
  Subjective Norm 0.005          
  Intention   0.362***         
  PBC direct   -0.292*** 0.267 2, 245 45.9***      
  Intention 0.440*** 0.270***         
  PBC direct -0.388*** -0.156***         
  PBC power 0.492*** 0.278*** 0.308 3, 244 37.6***      
  Attitude direct       0.469*** 0.343***    
  Attitude indirect       0.228*** 0.039    
  Subjective Norm       0.041 0.107    
  PBC direct       -0.264*** -0.019    
  PBC power       0.438*** 0.288*** 0.302 5, 239 22.1***
Social Cognitive Theory Risk perception 0.350*** 0.156*     0.461*** 0.314***    
  Outcome expectancies (self) 0.191** 0.095     0.182** 0.125*    
  Outcome expectancies (behaviour) 0.265*** 0.140*     0.217*** 0.077    
  Self-efficacy 0.433*** 0.355***     0.414*** 0.268***    
  Generalised self-efficacy -0.109 -0.025 0.259 5, 232 17.6*** -0.087 -0.016 0.289 5, 233 20.4***
Implementation intention Action Planning 0.257*** 0.257*** .062 1, 249 17.6***      
Operant Learning Theory Anticipated consequences 0.350*** 0.196**     0.461*** 0.245***    
  Evidence of habitual behaviour 0.457*** 0.374*** 0.240 2, 240 37.9*** 0.621*** 0.514*** 0.426 2, 249 94.3***
Common Sense Self regulation Model Identity of condition -0.063 -0.147     -0.043 -0.108    
  Time (acute/chronic) 0.148* 0.056     0.092 -0.014    
  Time (cyclical) 0.090 0.100     0.164** 0.060    
  Control (by treatment) 0.358*** 0.388***     0.393*** 0.476***    
  Control (by patient) -0.028 0.130     0.001 0.160*    
  Control (by doctor) 0.102 0.110     0.188** 0.117    
  Cause: social contact 0.003 0.074     -0.042 0.020    
  Cause: viral prevalence -0.051 -0.120     -0.089 -0.081**    
  Cause: stress 0.011 -0.036     -0.036 -0.094    
  Cause: air travel 0.049 0.023     -0.024 -0.011    
  Cause: chance/bad luck 0.140* 0.140*     -0.009 -0.008    
  Consequence 0.004 -0.111     0.173** 0.094    
  Coherence -0.113 0.017     0.282*** 0.155*    
  Emotional Response 0.070 0.071 0.160 16, 268 1.7 0.054 -0.017 0.272 14,221 7.3***
Other Knowledge -0.221*** -0.221*** 0.045 1, 250 12.8*** -0.164** -0.164** 0.023 1, 251 6.97**
  1. *p ≤ 0.05; ** p ≤ 0.01; ***p ≤ 0.001.
  2. r = Pearson product moment correlation coefficient; Beta = standardised regression coefficients.