Table 2.
Basic serum lipoprotein measurements, their distributions and mean percentage differences in the validation group (n = 1043)
| TC, mmol/L | TG, mmol/L | HDL-C, mmol/L | D-LDL-C, mmol/L | S-LDL-C, mmol/L | ΔS-LDL-C, % | F-LDL-C, mmol/L | ΔF-LDL-C, % | A-LDL-C, mmol/L | ΔA-LDL-C, % | |
|---|---|---|---|---|---|---|---|---|---|---|
| Mean | 6.13 | 1.71 | 1.34 | 4.29 | 4.23 | -0.9 | 4.02* | -6.1 | 4.09* | -3.8 |
| SD | 1.31 | 0.87 | 0.36 | 1.2 | 1.16 | 9.3 | 1.15 | 9.9 | 1.14 | 14.1 |
| 1st quartile | 5.2 | 1.08 | 1.07 | 3.43 | 3.43 | -6.3 | 3.22 | -11.5 | 3.28 | -12.7 |
| Median | 6.06 | 1.52 | 1.3 | 4.2 | 4.13 | -2.3 | 3.95 | -6.3 | 4.11 | -5.3 |
| 3rd quartile | 7.02 | 2.16 | 1.55 | 5.1 | 4.98 | 2.7 | 4.78 | -1.3 | 4.82 | 3.9 |
* p < 0.001
TC: total cholesterol, TG: triglycerides, HDL-C: high-density lipoprotein cholesterol, LDL-C: low-density lipoprotein cholesterol, D-LDL-C: directly measured LDL-C, S-LDL-C: LDL-C calculated by new modified formula, ΔS-LDL-C: mean percentage difference for new modified formula, F-LDL-C: LDL-C calculated by Friedewald's formula, ΔF-LDL-C: mean percentage difference for Friedewald's formula, A-LDL-C: LDL-C calculated by Anandaraja's formula, ΔA-LDL-C: mean percentage difference for Anandaraja's formula.