Table 1.
Cut-off values for reference standard questionnaires.
Table 2.
Baseline characteristics.
Fig 1.
Distribution STarT-G totalscore.
Fig 2.
Distribution STarT-G psychosocial subscore.
Table 3.
Comparison of positive answers to StarT items (“Agree” / “Trifft zu”).
Table 4.
Convergent construct validity: Spearmans rank correlation coefficients.
Fig 3.
STarT-G totalscore against RMDQ Score.
RMDQ: Roland Morris Disability Questionnaire.
Fig 4.
STarT-G psychosocial subscore against PCS Score.
PCS: Pain Catastrophizing Scale.
Fig 5.
Receiver operating characteristic curve for STarT-G totalscore against RMDQ cases.
AUC 0.79 (95% CI 0.67–0.92); RMDQ: Roland Morris Disability Questionnaire.
Fig 6.
Receiver operating characteristic curve for STarT-G totalscore against composite reference standard cases.
AUC 0.81 (95% CI 0.65–0.98).
Fig 7.
Receiver operating characteristic curve for STarT-G psychosocial subscore against composite reference standard cases.
AUC 0.88 (95% CI 0.71–1.00).
Fig 8.
Receiver operating characteristic curve for risk group against composite reference standard cases.
AUC 0.91 (95% CI 0.77–1.00).