Age- and sex-specific reference values for non-HDL cholesterol and remnant cholesterol derived from the Nordic Reference Interval Project (NORIP)

Figures & data

Figure 1. Relationship among total cholesterol, HDL-cholesterol, non-HDL-cholesterol, LDL-cholesterol, and remnants.

Table 1. Reference intervals for non-HDL cholesterol and remnant cholesterol calculated from the NORIP cohort.

Component	Number	Sex	Age	Low (90%CI)	High (90%CI)
Non-HDL-C	2628	Both sexes	All	1.86 (1.80–1.92)	5.97 (5.87–6.07)
Non-HDL-C	1236	Male	All	1.94 (1.84–2.03)	6.06 (5.93–6.19)
Non-HDL-C	308	Male	18–29	1.68 (1.56–1.80) £	5.00 (4.75–5.25) £
Non-HDL-C	364	Male	30–49	1.98 (1.73–2.22)	6.07 (5.60–6.54)
Non-HDL-C	564	Male	≥50	2.47 (2.34–2.60) £	6.24 (6.04–6.43) £
Non-HDL-C	1392	Female	All	1.79 (1.69–1.89)	5.86 (5.69–6.03)
Non-HDL-C	339	Female	18–29	1.56 (1.47–1.64) £	4.71 (4.43–4.99) £
Non-HDL-C	441	Female	30–49	1.90 (1.77–2.04)	5.11 (4.88–5.34) £
Non-HDL-C	612	Female	≥50	2.40 (2.27–2.52) £	6.25 (5.97–6.52) £
Remnant-C	2628	Both sexes	All	0.21 (0.20–0.22)	1.32 (1.26–1.38)
Remnant-C	1236	Male	All	0.22 (0.21–0.23)	1.49 (1.37–1.60)
Remnant-C	308	Male	18–29	0.21 (0.18–0.23)	1.31 (1.16–1.46) £
Remnant-C	364	Male	30–49	0.22 (0.21–0.23)	1.83 (1.56–2.11) £
Remnant-C	564	Male	≥50	0.23 (0.22–0.25)	1.43 (1.30–1.56)
Remnant-C	1392	Female	All	0.20 (0.19–0.21)	1.10 (1.01–1.20)
Remnant-C	339	Female	18–29	0.19 (0.18–0.20)	0.99 (0.83–1.15)
Remnant-C	441	Female	30–49	0.19 (0.18–0.20)	0.94 (0.86–1.01)
Remnant-C	612	Female	≥50	0.23 (0.21–0.25)	1.24 (1.12–1.37)

CI: confidence interval; non-HDL-C: non-high-density lipoprotein cholesterol; Remnant-C: remnant cholesterol. All values are in mmol/L. £ = significantly different from all males or all females.