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. 2015 Sep 2;2(3):301–311. doi: 10.3233/JND-150082

Table 3.

Item fit statistics

QMGS MGC
Item Residuals P value Residuals P value
Ptosis 2.59 #  <0.0001 * –0.048 0.75
Diplopia 2.56 #  <0.0001 * –0.007 0.17
Facial 1.06 0.69 0.026 0.21
Swallowing –0.36 0.38 –0.09 0.18
Speech 1.38 0.35 –0.32 0.42
Chewing –1.4 0.03
Breathing 4.33 #  <0.0001 * 0.96 0.01
Neck –1.16. 0.00003 * –0.54 0.58
Deltoid –1.18 0.19
R arm –2.77 #  <0.0001 *
L arm –3.09 #  <0.0001 *
Hip Flexors –0.37 0.26
R Leg –2.4 <0.0001 *
L Leg –2.4 <0.0001 *
R grip 0.86 0.08
L grip 1.37 0.12

 # Indicates residuals outside the –2.5/2.5 range, indicating item misfit.  *Indicates significant p-value for ANOVA test. Using Bonferroni correction, significance to detect misfit is <0.0038 for the QMGS and <0.005 for the MGC.