= BIPQ -.23** = BIPQ -.05 Emotions Emotions Note. at least moderate positive correlation hypothesised (convergent validity; r 0.3). at least moderate negative correlation hypothesised ≥ (convergent validity; r 0.3). = at most moderate correlation hypothesised (divergent validity; r < 0.3). ≥ * p<.05 ** p<.01. Abbreviations: BIPQ = Illness Perceptions Questionnaire; BMQ = Beliefs about Medicine Questionnaire; CEQ = Credibility Expectancy Questionnaire; HCAMQ = Holistic Complementary and Alternative Medicine Questionnaire; TSK = Tampa Scale of Kinesiophobia. Table 5. Criterion Validity of LBP-TBQ Subscales Group 1: Treatment Ranked 1 Group 2: Treatment Ranked 2-4 Comparison M SD n M SD n t df p Pain Medication Credibility 3.88 .60 152 3.47 .79 189 -5.44 a 337.8 <.001 Effectiveness 4.05 .70 152 3.94 .72 189 -1.35 339 .177 Concerns 3.74 .68 152 3.30 .82 189 -5.29 339 <.001 Individual Fit 3.82 .70 152 3.32 .89 189 -5.87 a 338.8 <.001 Exercise Credibility 4.24 .56 88 3.75 .81 239 -6.22 a 223.3 <.001 Effectiveness 4.27 .58 88 3.84 .71 239 -6.05 325 <.001 Concerns 3.73 .82 88 3.19 .90 239 -4.94 325 <.001 Individual Fit 4.07 .62 88 3.46 .94 239 -6.84 a 233.1 <.001 Manual Therapy Credibility 4.14 .72 89 3.44 .78 240 -7.34 327 <.001 Effectiveness 4.24 .63 89 3.68 .72 240 -6.50 327 <.001
= BIPQ Emotions -.23** = BIPQ Emotions -.05 Note. at least moderate positive correlation hypothesised (convergent validity; r ≥ 0.3). at least moderate negative correlation hypothesised (convergent validity; r ≥ 0.3). = at most moderate correlation hypothesised (divergent validity; r < 0.3). * p<.05 ** p<.01. Abbreviations: BIPQ = Illness Perceptions Questionnaire; BMQ = Beliefs about Medicine Questionnaire; CEQ = Credibility Expectancy Questionnaire; HCAMQ = Holistic Complementary and Alternative Medicine Questionnaire; TSK = Tampa Scale of Kinesiophobia. Table 5. Criterion Validity of LBP-TBQ Subscales Group 1: Treatment Ranked 1 Group 2: Treatment Ranked 2-4 Comparison M SD n M SD n t df p Pain Medication Credibility 3.88 .60 152 3.47 .79 189 -5.44 a 337.8 <.001 Effectiveness 4.05 .70 152 3.94 .72 189 -1.35 339 .177 Concerns 3.74 .68 152 3.30 .82 189 -5.29 339 <.001 Individual Fit 3.82 .70 152 3.32 .89 189 -5.87 a 338.8 <.001 Exercise Credibility 4.24 .56 88 3.75 .81 239 -6.22 a 223.3 <.001 Effectiveness 4.27 .58 88 3.84 .71 239 -6.05 325 <.001 Concerns 3.73 .82 88 3.19 .90 239 -4.94 325 <.001 Individual Fit 4.07 .62 88 3.46 .94 239 -6.84 a 233.1 <.001 Manual Therapy Credibility 4.14 .72 89 3.44 .78 240 -7.34 327 <.001 Effectiveness 4.24 .63 89 3.68 .72 240 -6.50 327 <.001
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