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Red Cell Distribution Width (RDW-CV)
Blood
Red Cell Distribution Width (RDW-CV)
COMMON RANGE
11.8 – 14.5
%
10.5
16.6
M
Mayo Clinic Laboratories
Adult Male
↗
See all sources ↓
Reference ranges across 10+ sources
Adult reference ranges from 5 entries across 4 trusted sources, shown in %. Compare side-by-side.
SOURCE
SEX
AGE
RANGE
VISUAL
CITE
A
ARUP Laboratories
All
≥18
11 – 15 %
↗
M
Mayo Clinic Laboratories
Male
≥18
11.8 – 14.5 %
↗
M
Mayo Clinic Laboratories
Female
≥18
12.2 – 16.1 %
↗
Q
Quest Diagnostics
All
≥18
11 – 15 %
↗
L
Labcorp
All
≥18
11.7 – 15 %
↗
A
ARUP Laboratories
All · ≥18
↗
11 – 15 %
M
Mayo Clinic Laboratories
Male · ≥18
↗
11.8 – 14.5 %
M
Mayo Clinic Laboratories
Female · ≥18
↗
12.2 – 16.1 %
Q
Quest Diagnostics
All · ≥18
↗
11 – 15 %
L
Labcorp
All · ≥18
↗
11.7 – 15 %
Related biomarkers
Often tested alongside red cell distribution width (rdw-cv) or part of the same panel.
White Blood Cells (WBC)
Blood
Red Blood Cells (RBC)
Blood
Hemoglobin (Hgb)
Blood
Hematocrit (Hct)
Blood
Platelets (PLT)
Blood
Mean Corpuscular Volume (MCV)
Blood
Sources
A
ARUP Laboratories
M
Mayo Clinic Laboratories
Q
Quest Diagnostics
L
Labcorp
Last updated 2026-05-02
This page aggregates publicly available reference data and clinical information from Mayo Clinic Laboratories and other sources. For general wellness information only — not medical advice. For diagnosis or treatment of any condition, talk to a qualified clinician.
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