An equation for calculating small dense low-density lipoprotein cholesterol

Table 1 Characteristics of participants

	Overall population
Participants, No.	25,435
Sex, No. (%)
Female	12,311 (48.4)
Male	13,124 (51.6)
Age, years
Mean (SD)	44 (13)
Median (IQR)	42 [34, 53]
Min - Max	18–96
Triglycerides, mg/dL
Median (IQR)	97.46 [66.45, 145.30]
Min - Max	26.58–2245.12
Total cholesterol, mg/dL
Median (IQR)	191.75 [168.56, 217.27]
Min - Max	71.13–532.73
LDL cholesterol, mg/dL
Median (IQR)	119.32 [98.13, 142.18]
Min - Max	7.54–459.27
Measured sd-LDL cholesterol, mg/dL
Median (IQR)	35.18 [25.52, 47.17]
Min - Max	8.12–123.71
NonHDL cholesterol, mg/dL
Median (IQR)	140.72 [116.37, 166.62]
Min - Max	24.36–497.94
HDL cholesterol, mg/dL
Median (IQR)	49.48 [41.75, 58.38]
Min - Max	16.24–128.35
ApoB, mg/dL
Median (IQR)	45.50 [38.00, 53.00]
Min - Max	12.50–110.00

Data are presented as mean (SD), median [IQR], min-max or number (%), as appropriate
Abbreviation: BHMC: Beijing Health Management Cohort; SD, standard derivation; IQR, interquartile range; LDL, low-density lipoprotein; sdLDL, small-dense low-density lipoprotein; HDL, high-density lipoprotein; ApoB, apolipoprotein B
To convert triglycerides from mg/dL to mmol/L, divided by 88.6; to convert cholesterol from mg/dL to mmol/L, divided by 38.66; ApoB from mg/dL to µmol/L, multiply by 0.02

ISSN: 1476-511X