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Table 5 Comparison between ZBMI, OPG, and vitamin D serum levels according to different demographic and molecular characteristics

From: The influence of vitamin D administration on the clinical presentation, body mass index, and osteoprotegerin (OPG) level in a sample of Egyptian children with familial Mediterranean fever

Condition Lab Male Female ^p
Sex Before ZBMI − 0.3 ± 1.1 0.0 ± 1.5 0.639
OPG 281.3 ± 67.0 384.7 ± 194.3 0.066
Vitamin D 21.1 ± 8.8 23.7 ± 10.0 0.429
After ZBMI 0.0 ± 1.1 0.4 ± 1.3 0.363
OPG 638.8 ± 154.5 724.2 ± 216.8 0.197
Vitamin D 38.8 ± 9.3 43.9 ± 11.4 0.170
Change ZBMI 0.2 ± 0.5 0.4 ± 1.0 0.548
OPG 357.5 ± 162.1 317.6 ± 252.4 0.587
Vitamin D 17.7 ± 7.3 20.2 ± 7.0 0.344
Molecular diagnosis    M694I M694I + M680I  
Before ZBMI − 0.1 ± 1.4 − 0.4 ± 1.0 0.561
OPG 327.1 ± 145.6 308.5 ± 117.2 0.738
Vitamin D 22.3 ± 7.8 20.0 ± 10.8 0.516
After ZBMI 0.2 ± 1.3 0.2 ± 0.9 0.967
OPG 688.0 ± 188.7 672.5 ± 170.0 0.834
Vitamin D 42.5 ± 9.3 35.6 ± 9.0 0.072
Change ZBMI 0.3 ± 0.7 0.6 ± 0.8 0.353
OPG 345.2 ± 225.4 364.0 ± 172.8 0.825
Vitamin D 20.2 ± 6.9 15.6 ± 8.1 0.127
Consanguinity    Present Absent  
Before ZBMI − 0.4 ± 0.6 − 0.1 ± 1.4 0.354
OPG 354.1 ± 204.5 320.0 ± 127.9 0.668
Vitamin D 19.2 ± 6.8 23.3 ± 9.9 0.293
After ZBMI − 0.3 ± 1.1 0.3 ± 1.2 0.294
OPG 660.3 ± 162.7 683.2 ± 197.3 0.768
Vitamin D 39.3 ± 10.0 41.7 ± 10.7 0.571
Change ZBMI 0.2±1.0 0.4 ± 0.7 0.559
OPG 306.2 ± 135.2 350.0 ± 224.7 0.607
Vitamin D 20.1 ± 8.5 18.5 ± 6.8 0.591
Family history    Present Absent  
Before ZBMI − 0.4 ± 1.4 − 0.1 ± 1.2 0.569
OPG 299.2 ± 126.6 347.2 ± 159.3 0.369
Vitamin D 23.8 ± 11.3 21.3 ± 7.9 0.449
After ZBMI 0.2 ± 1.2 0.2 ± 1.2 0.977
OPG 574.5 ± 153.5 744.7 ± 179.5 0.008*
Vitamin D 39.3 ± 11.9 42.3 ± 9.5 0.421
Change ZBMI 0.6 ± 0.9 0.2 ± 0.7 0.316
OPG 275.3 ± 114.8 381.1 ± 241.2 0.102
Vitamin D 15.4 ± 5.9 21.1 ± 7.2 0.025*
  1. ^Independent t test. *Significant