| Bone density Mean ± SD (Min, Max), HU | p- value* | ||
---|---|---|---|---|
Control | Unilateral | Bilateral | ||
Right all surface | 499.9 ± 143.04 (102, 759)a | 765.69 ± 156.87 (412, 1016)b | 751.78 ± 135.67 (481, 1020)b | 0.000* |
 Right |  |  |  |  |
  B | 316 ± 211.70 (46, 947)a | 707.68 ± 272.22 (289,1068)b | 767.20 ± 252.84 (158, 1351)b | 0.000* |
  P | 566.7 ± 302.19 (76, 989)a | 774.16 ± 222.59 (290, 1133)b | 749.98 ± 206.92 (111,1166)b | 0.000* |
  M | 538.16 ± 316.2 (76, 968)a | 767.53 ± 242.87 (300, 1125)b | 749.18 ± 206.95 (111, 1032)b | 0.000* |
  D | 578.76 ± 231.42 (111, 881)a | 813.42 ± 160.31 (528, 1102)b | 740.76 ± 237.74 (59, 1246)b | 0.000* |
Left all surface | 593.63 ± 124.71 (357, 863)a | 842.96 ± 126.31 (569, 1054)b | 806.19 ± 132.60 (428, 1046)b | 0.000* |
 Left |  |  |  |  |
  B | 458.38 ± 215.79 (90, 1027)a | 809.77 ± 232.59 (435, 1257)b | 815.88 ± 244.86 (204, 1359)b | 0.000* |
  P | 595.08 ± 273.46 (97, 952)a | 812.97 ± 175.31 (275, 1059)b | 809.58 ± 201.34 (311, 1136)b | 0.000* |
  M | 599.58 ± 258.61 (141, 970)a | 855.48 ± 159.40 (525, 1229)b | 771.86 ± 204.22 (274, 1127)b | 0.000* |
  D | 721.50 ± 180.89 (338, 1092)a | 893.65 ± 188.70 (539, 1175)b | 827.46 ± 206.59 (357, 1331)b | 0.001* |