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Basic Study
Copyright ©The Author(s) 2026.
World J Orthop. Jan 18, 2026; 17(1): 112262
Published online Jan 18, 2026. doi: 10.5312/wjo.v17.i1.112262
Table 1 Body weight and biochemical parameters of animals, mean ± SD/medians (interquartile ranges)
Initial level
All animals
Group 1
Group 2
Group 3
Group 4
Weight, g3456.2 ± 321.63446.7 ± 272.93008.5 ± 274.83572.0 ± 248.33600.3 ± 216.9
3518 (3356-3626)3546 (3138-3656)2983 (2802-3215)3618 (3390-3736)3526 (3490-3626)
ALP, U/L95.9 ± 30.789.3 ± 24.078.0 ± 45.8100.4 ± 25.7104.4 ± 30.1
94.0 (72.0-120.0)99 (62-107)64 (45-111)94 (91-109)120 (72-134)
Osteocalcin, ng/mL0.1 ± 0.00.1 ± 0.00.1 ± 0.00.1 ± 0.00.2 ± 0.0
0.1 (0.1-0.2)0.1 (0.1-0.1)0.1 (0.1-0.1)0.1 (0.1-0.1)0.2 (0.1-0.2)
RANKL, pg/mL61.5 ± 16.281.6 ± 0.048.7 ± 0.053.7 ± 11.667.4 ± 18.3
61.9 (48.7-66.6)81.6 (81.6-81.6)48.7 (48.7-48.7)52.5 (43.9-63.5)64 (56.2-78.6)
Albumin, g/L47.6 ± 3.349.0 ± 4.647.7 ± 4.947.4 ± 3.547.0 ± 2.3
47 (45-50)50 (44-53)50 (42-51)46 (45-51)47 (45-50)
Sclerostin, ng/mL105.2 ± 79.8162.0 ± 0.071.5 ± 67.2104.0 ± 147.1118.0 ± 0.0
118.5 (24-162)162 (162-162)71.5 (24-119)104 (0-208)118 (118-118)
1 month after infection
Weight, g3608.8 ± 325.13481.3 ± 185.53212.0 ± 113.33779.4 ± 315.93719.4 ± 270.9
3554 (3350-3756)3466 (3304-3674)3224 (3119-3305)3756 (3468-3924)3606 (3520-3994)
ALP, U/L65.4 ± 25.558.7 ± 18.256.3 ± 27.760.7 ± 22.378.1 ± 29.7
66 (46-79)53 (44-79)65 (37-75.5)66 (45-76)81 (46-94)
Osteocalcin, ng/mL0.2 ± 0.00.2 ± 0.00.2 ± 0.00.1 ± 0.00.2 ± 0.0
0.2 (0.1-0.2)0.2 (0.2-0.2)0.2 (0.1-0.2)0.2 (0.1-0.2)0.2 (0.1-0.2)
RANKL, pg/mL58.2 ± 14.152.9 ± 9.667.9 ± 20.960.9 ± 10.452.2 ± 13.4
60.2 (49.6-64.7)56 (42.1-60.6)63.8 (55-80.8)62.5 (49.6-68.9)53.2 (42.2-62.1)
Albumin, g/L45.1 ± 2.847.3 ± 1.243.0 ± 3.746.3 ± 2.844.1 ± 1.5
45 (43-48)48 (46-48)42.5 (40.5-45.5)47 (44-48)44 (43-45)
Sclerostin, ng/mL178.2 ± 102.2155.1 ± 82.4159.7 ± 39.3231.0 ± 130.8146.1 ± 99.9
141.4 (115-247.9)127.3 (90.2-247.9)165.2 (118-196)191.9 (119.6-353.3)133.4 (99.5-227.2)
Before surgery
Weight, g3659.9 ± 377.63821.3 ± 356.13153.0 ± 201.73872.9 ± 309.93667.4 ± 281.5
3580 (3426-4018)3682 (3556-4226)3143 (2996-3310)3914 (3602-4022)3514 (3490-4058)
ALP, U/L55.9 ± 18.550.0 ± 24.140.5 ± 20.952.1 ± 13.271.0 ± 10.0
57 (47-75)48 (27-75)40 (23-58)50 (44-60)76 (58-80)
Osteocalcin, ng/mL0.1 ± 0.00.1 ± 0.00.2 ± 0.00.1 ± 0.00.1 ± 0.0
0.1 (0.1-0.2)0.1 (0.1-0.1)0.1 (0.1-0.2)0.1 (0.1-0.2)0.1 (0.1-0.2)
RANKL, pg/mL62.9 ± 11.566.3 ± 18.168.6 ± 5.163.3 ± 7.057.9 ± 14.5
65.7 (54.4-69.8)60.2 (51.9-86.7)69.7 (65.1-72.1)66.4 (54.4-68.6)57.7 (48.5-71)
Albumin, g/L44.7 ± 2.943.7 ± 3.247.0 ± 1.045.8 ± 3.243.3 ± 2.4
45 (42-47)45 (40-46)47 (46-48)46.5 (42-49)43 (41-45)
Sclerostin, ng/mL204.0 ± 104.2229.6 ± 107.9145.1 ± 56.2244.7 ± 149.0185.8 ± 59.9
165 (155.6-231.3)177.6 (157.6-353.7)137.8 (103.3-186.9)181.7 (133.5-370.2)164 (158.5-231.3)
3 months after surgery
Weight, g3952.9 ± 515.73786.7 ± 767.73340.0 ± 307.64282.9 ± 320.44044.3 ± 372.7
3870 (3680-4390)3410 (3280-4670)3270 (3135-3545)4340 (4150-4440)3870 (3770-4390)
ALP, U/L38.3 ± 12.641.3 ± 14.028.0 ± 9.740.7 ± 14.540.6 ± 10.9
37 (28-50)40 (28-56)25 (22-34)39 (28-52)37 (30-51)
Osteocalcin, ng/mL0.1 ± 0.00.1 ± 0.00.1 ± 0.00.1 ± 0.00.1 ± 0.0
0.1 (0.1-0.2)0.1 (0.1-0.1)0.2 (0.1-0.2)0.1 (0.1-0.2)0.1 (0.1-0.2)
RANKL, pg/mL55.6 ± 13.652.7 ± 21.454.8 ± 18.658.2 ± 10.754.8 ± 12.8
56.3 (47.4-63.5)48.1 (33.9-75.9)50.7 (42.4-67.2)60.9 (57.3-63.5)56.1 (45-70.5)
Albumin44.1 ± 3.642.3 ± 6.742.8 ± 3.344.3 ± 2.445.4 ± 3.6
44 (42-46)39 (38-50)42.5 (40.5-45)43 (42-47)44 (44-46)
6 months after surgery
Weight, g4033.1 ± 637.93720.0 ± 989.93400.0 ± 381.84498.0 ± 289.43925.0 ± 657.5
4230 (3670-4420)3720 (3020-4420)3400 (3130-3670)4330 (4310-4760)3885 (3470-4380)
ALP, U/L23.7 ± 16.813.0 ± 0.022.5 ± 13.419.3 ± 12.231.5 ± 24.2
15 (13-35)13 (13-13)22.5 (13-32)18 (10.5-28)25.5 (12.5-50.5)
Osteocalcin, ng/mL0.2 ± 0.10.1 ± 0.00.1 ± 0.00.2 ± 0.20.1 ± 0.0
0.1 (0.1-0.2)0.1 (0.1-0.1)0.1 (0.1-0.2)0.1 (0.1-0.3)0.1 (0.1-0.2)
RANKL, pg/mL64.6 ± 12.071.0 ± 0.055.4 ± 13.167.7 ± 14.764.3 ± 11.1
64.7 (52-71)71 (71-71)55.4 (46.2-64.7)66 (57.2-78.3)64.6 (55.8-72.9)
Albumin, g/L42.8 ± 2.341.0 ± 0.045.0 ± 0.042.0 ± 1.643.5 ± 3.0
42 (42-44)41 (41-41)45 (45-45)42 (41-43)42 (42-45)
Sclerostin, ng/mL216.8 ± 116.6293.6 ± 0.0175.5 ± 127.1272.4 ± 137.8162.6 ± 99.0
186.6 (125.7-305.9)293.6 (293.6-293.6)175.5 (85.6-265.4)272.3 (156.9-388)132.9 (102.3-223)