## Table 2 |
||||||

Results of Rasch analyses |
||||||

Analysis |
Overall model fit |
Item fit residual mean (SD) |
Person fit residual mean (SD) |
% significant t-tests |
Coefficient Alpha (Grading) |
Person locations |

SIQTR-5 | ||||||

Initial fit | χ^{2 }= 6.639 (d f= 5), p = .249 |
-0.786 (0.922) | -0.136 (0.548) | na | 0.705 | M = -1.238 |

Moderate | SD = 1.131 | |||||

Final fit | χ^{2 }= 7.320 (d f= 6), p = .292 |
-0.503 (0.928) | -0.069 (0.583) | na | na | M = -1.324 |

SD = 1.161 | ||||||

SITBI-11 | ||||||

Initial fit | χ^{2 }= 52.463 (d f= 22), p = .0003 |
-0.271 (1.384) | -0.186 (0.649) | 0.42% | 0.716 | M = -1.662 |

Fair | SD = 1.295 | |||||

Final fit | χ^{2 }= 46.978 (d f= 26), p = .007 |
-0.254 (1.162) | -0.202 (0.649) | na | na | M = -1.629 |

SD = 1.325 | ||||||

DSHI-16 | ||||||

Initial fit | χ^{2 }= 33.957 (d f= 32), p = .373 |
-0.278 (1.165) | -0.185 (0.351) | 1.69% | 0.783 | M = -3.117 |

Fair | SD = 1.159 | |||||

Final fit | χ^{2 }= 30.790 (d f= 24), p = .160 |
-0.127(1.209) | -0.254 (0.560) | na | na | M = -2.495 |

SD = 1.136 | ||||||

ISAS-12 | ||||||

Initial fit | χ^{2 }= 38.299 (d f= 24), p = .032 |
-0.278 (0.962) | -0.123 (0.713) | 1.81% | 0.826 | M = -1.872 |

Fair | SD = 1.358 | |||||

Final fit | χ^{2 }= 23.441 (d f= 18), p = .174 |
-0.171 (0.883) | -0.164 (0.700) | na | na | M = -1.802 |

SD = 1.185 | ||||||

SHIF-16 | ||||||

Initial fit | χ^{2 }= 150.982 (d f= 64), p = .000 |
-0.731(1.951) | -0.210 (0.454) | 1.6% | 0.794 | M = -2.484 |

Fair | SD = 1.195 | |||||

Final fit | χ^{2 }= 70.304 (d f= 46), p = .012 |
-0.708 (1.174) | -0.290 (0.676) | na | na | M = -1.828 |

SD = 1.012 | ||||||

SHI-22 | ||||||

Initial fit | χ^{2 }= 289.355 (d f= 154), p = .000 |
-0.537 (1.740) | -0.179 (0.712) | 5.50% (3.7-7.3) | 0.814 | M = -2.051 |

Fair | SD = 1.280 | |||||

Final fit | χ^{2 }= 201.992 (df =153), p = .005 |
-0.460 (1.220) | -0.215 (0.764) | na | na | M = -1.944 |

SD = 1.201 | ||||||

Ideal Values | Probabilities greater than Bonferroni adjusted p values (i.e., 0.05 divided by the number of significance tests) |
Mean = 0.0 | Mean = 0.0 | Less than 5% | Fair or better^{a} |
M = 0.0 |

(SD = 1.0) | (SD = 1.0) |

^{a}Gradings based on Ponterotto & Ruckdeschel [58] and take into account number of items and sample sizes.

Latimer * et al.*

Latimer * et al.* *BMC Psychiatry* 2013 **13**:4 doi:10.1186/1471-244X-13-4