Table 1 Results of 2 operators measuring the trabecular vBMD of femoral head.
Layer | Operator | Arithmetic Mean (mg/cm3) | Median (mg/cm3) | Inter-quartile range (mg/cm3) | Shapiro–Wilk test | Wilcoxon signed Rank test | Paired-sample T Test | ||
|---|---|---|---|---|---|---|---|---|---|
Z | P | T | P | ||||||
Upper | 1 | 142.70 ± 36.34 | 139.73 | (117.69, 164.84) | 0.009 | − 1.446 | 0.148 | – | – |
2 | 140.92 ± 36.21 | 138.69 | (114.70, 165.12) | ||||||
Middle | 1 | 156.07 ± 42.61 | 157.78 | (126.97, 177.22) | 0.755 | – | – | 1.978 | 0.050 |
2 | 154.83 ± 42.25 | 155.76 | (124.25, 175.67) | ||||||
Lower | 1 | 144.41 ± 44.45 | 146.60 | (112.35, 171.69) | 0.000 | − 1.658 | 0.097 | – | – |
2 | 142.43 ± 43.80 | 141.44 | (111.20, 167.70) | ||||||
