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Table 3 Difficulty parameters of F-SCHNOS-C item – Rating Scale Model RSM (n = 163)

From: Translation, cultural adaptation and validation of the SCHNOS in French

Item Step Difficulty p-value 95% CI
SCHNOS 5 1 vs. 0 0.67 < 0.001 0.48 0.86
2 vs. 1 0.44 < 0.001 0.24 0.64
3 vs. 2 0.63 < 0.001 0.43 0.83
4 vs. 3 1.09 < 0.001 0.86 1.32
5 vs. 4 1.21 < 0.001 0.96 1.46
SCHNOS 6 1 vs. 0 1.02 < 0.001 0.80 1.24
2 vs. 1 0.79 < 0.001 0.58 1.00
3 vs. 2 0.98 < 0.001 0.76 1.20
4 vs. 3 1.44 < 0.001 1.17 1.72
5 vs. 4 1.56 < 0.001 1.27 1.86
SCHNOS 7 1 vs. 0 0.73 < 0.001 0.54 0.92
2 vs. 1 0.50 < 0.001 0.30 0.70
3 vs. 2 0.69 < 0.001 0.48 0.89
4 vs. 3 1.15 < 0.001 0.92 1.39
5 vs. 4 1.27 < 0.001 1.01 1.53
SCHNOS 8 1 vs. 0 0.79 < 0.001 0.59 0.99
2 vs. 1 0.56 < 0.001 0.35 0.76
3 vs. 2 0.74 < 0.001 0.54 0.95
4 vs. 3 1.21 < 0.001 0.97 1.45
5 vs. 4 1.33 < 0.001 1.06 1.59
SCHNOS 9 1 vs. 0 0.88 < 0.001 0.68 1.09
2 vs. 1 0.65 < 0.001 0.45 0.86
3 vs. 2 0.84 < 0.001 0.63 1.05
4 vs. 3 1.30 < 0.001 1.05 1.56
5 vs. 4 1.42 < 0.001 1.15 1.70
SCHNOS 10 1 vs. 0 0.80 < 0.001 0.60 1.00
2 vs. 1 0.57 < 0.001 0.36 0.77
3 vs. 2 0.75 < 0.001 0.55 0.96
4 vs. 3 1.22 < 0.001 0.98 1.46
5 vs. 4 1.34 < 0.001 1.07 1.60