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Table 1 Distribution of individuals with very low LDL-C levels across LDL-C and TG categories

From: Accuracy of low-density lipoprotein cholesterol estimation at very low levels

TG (mg/dL) Friedewald-estimated LDL-C (mg/dL)
< 15 15 to < 25 25 to < 40 40 to < 50 50 to < 70 Total
< 150 82 (9.9) 716 (33.0) 7591 (52.9) 18,986 (64.6) 103,096 (71.3) 130,471 (68.2)
150–199 73 (8.8) 325 (15.0) 2370 (16.5) 4504 (15.3) 20,485 (14.2) 27,757 (14.5)
200–399 672 (81.3) 1126 (52.0) 4385 (30.6) 5918 (20.1) 21,004 (14.5) 33,105 (17.3)
Total 827 (0.4) 2167 (1.1) 14,346 (7.5) 29,408 (15.4) 144,585 (75.6) 191,333
TG (mg/dL) Novel method-estimated LDL-C (mg/dL)
< 15 15 to < 25 25 to < 40 40 to < 50 50 to < 70 Total
< 150 90 (76.3) 638 (81.3) 7067 (83.3) 17,708 (82.9) 98,868 (80.3) 124,371 (80.8)
150–199 8 (6.8) 71 (9.0) 788 (9.3) 2146 (10.1) 13,157 (10.7) 16,170 (10.5)
200–399 20 (16.9) 76 (9.7) 630 (7.4) 1506 (7.0) 11,144 (9.0) 11,144 (98.7)
Total 118 (0.1) 785 (0.5) 8485 (5.5) 21,360 (13.9) 123,169 (80.0) 153,917
TG (mg/dL) Directly-measured LDL-C (mg/dL)
< 15 15 to < 25 25 to < 40 40 to < 50 50 to < 70 Total
< 150 64 (94.1) 500 (85.8) 6328 (82.4) 16,744 (81.0) 100,149 (79.7) 123,785 (80.0)
150–199 1 (1.5) 42 (7.2) 704 (9.2) 2121 (10.3) 14,347 (11.4) 17,215 (11.1)
200–399 3 (4.4) 41 (7.0) 648 (8.4) 1803 (8.7) 11,230 (8.9) 13,725 (8.9)
Total 68 (< 0.1) 583 (0.4) 7680 (5.0) 20,668 (13.3) 125,726 (81.3) 154,725
  1. Numbers shown are n with column percentages in parentheses