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Table 1 Characteristics of the study patients in whole study group (n = 46)1 and in a subgroup, in which both serum and gallstones values were analysed (n = 28)

From: Relation of cholesterol metabolism to pediatric gallstone disease: a retrospective controlled study

Parameter BPS CS Controls P
Subgroup: serum and gallstones analysed (n = 28)
Subjects n (%) / female n (%) 17(61)/9(53) 11(39)/8(73) 82/37(45) 0.215
Age (years) 10.5 ± 1.6 14.1 ± 2.0 10.7 ± 0.7 0.198
ISO-BMI (kg/m2) 21.3 ± 1.2 25.2 ± 1.4 22.5 ± 0.7 0.085
Whole group: gallstones analysed only (n = 46)
Subjects n (%) / female n (%) 26(57)/15(58) 20(43)/16(80) 187/138(74) 0.386
Age (years) 11.2 ± 0.9* 14.1 ± 0.6 Adults 0.02
ISO-BMI (kg/m2) 20.9 ± 0.9* 25.7 ± 1.1 Adults 0.001
  1. Values are means ± SEM
  2. BPS, black pigment stones, CS cholesterol stones, ISO-BMI age- and sex- matched body mass index
  3. 1Preliminary results of gallstone analysis of 18 subjects have been reported earlier [7]