Test Name Age Units Range low Range high Comments
Age related reference range guidance
Test Name
Age
Alkaline
Phosphatase
(ALP)
Albumin
Neonate
U/L
Infant - 16 yrs U/L
Ammonia
Bilirubin (total)
Plasma
Bicarbonate
Calcium
Units
Range Rang Source
low
e
high
70
380
p-NPP using
AMP buffer
60
425
Path Harm I & II
Neonate
Infant
1-16 yrs
Sick or
premature
Neonate
Infant - 16 yrs
14 days - 16
yrs
<14 days
No agerelated
differences
Neonate
Infant - 16 yrs
g/L
g/L
g/L
μmol/L
30
30
30
<150
μmol/L
μmol/L
μmol/L
<100
<50
<21
45
45
50
Path Harm I & II
Follow
metbio.net
guidance
Path Harm I & II
Path Harm I & II
See local guidlines
mmol/L 19
28
Path Harm I & II
mmol/L 2.0
mmol/L 2.2
2.7
2.7
Actual not
adjusted
Path Harm I & II
Creatinine
Neonate
(premature)
Neonate
(Full Term)
2-12mth
1-<3yrs
3-<5yrs
5-<7yrs
7-<9yrs
9-<11yrs
11-<13yrs
13-<15yrs
μmol/L
This document was last updated on 25/02/14
25
91
Roche insert
11875418216
21
75
15
21
27
28
35
34
46
50
37
36
42
52
53
65
70
77
Version 2
CSF Glucose
IgG
IgA
IgM
children
mmol/L 3.33
4.44
0 - 2 weeks g/L
2 - 6 weeks
6 - 12 weeks
5.0
3.9
2.1
17.0
13.0
7.7
3 - 6 months
6 - 9 months
9 - 12 months
1 - 2 years
2 - 3 years
3 - 6 years
6 - 9 years
9 - 12 years
12 - 15 years
15 - 45 years
Over 45
years
0 - 2 weeks g/L
2 - 6 weeks
6 - 12 weeks
3 - 6 months
6 - 9 months
9 - 12 months
1 - 2 years
2 - 3 years
3 - 6 years
6 - 9 years
9 - 12 years
12 - 15 years
15 - 45 years
Over 45
years
0 - 2 weeks g/L
2 - 6 weeks
2.4
3.0
3.0
3.1
3.7
4.9
5.4
5.4
5.4
6.0
6.0
8.8
9.0
10.9
13.8
15.8
16.1
16.1
16.1
16.1
16.0
16.0
0.01
0.02
0.05
0.1
0.15
0.2
0.3
0.3
0.4
0.5
0.7
0.8
0.8
0.8
0.08
0.15
0.4
0.5
0.7
0.7
1.2
1.3
2.0
2.4
2.5
2.8
2.8
4.0
0.05
0.08
0.2
0.4
This document was last updated on 25/02/14
Roche insert
04404483190
V6
: PRU
Handbook of
clinical
Immunochemi
stry 8th edition
Version 2
6 - 12 weeks
3 - 6 months
6 - 9 months
9 - 12 months
1 - 2 years
2 - 3 years
3 - 6 years
6 - 9 years
9 - 12 years
12 - 15 years
15 - 45 years
Over 45
years
elderly
mmol/lit
re
Lithium
Plasma lactate
Magnesium
NT ProBNP
No agerelated
differences
Neonate
Infant- 16 yrs
<45yrs
45-54
55-64
64-74
>75
Plasma
Potassium
Phosphate
Neonate
Infant
1-16 yrs
Neonate
Infant
1-16 yrs
0.15
0.2
0.4
0.6
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.7
1.0
1.6
2.1
2.2
2.2
2.0
1.8
1.8
1.9
1.9
2.0
0.4
0.8
www.ipnsm.hs
cni.net
mmol/L 0.6
2.5
Enzymatic
method only
Path Harm I & II
mmol/L 0.6
mmol/L 0.7
pg/ml
male
female
male
female
male
female
male
female
male
female
mmol/L 3.4
mmol/L 3.5
mmol/L 3.5
mmol/L 1.3
mmol/L 1.3
mmol/L 0.9
This document was last updated on 25/02/14
1.0
1.0
<86
<130
<121
<249
<210
<287
<376
<301
<738
<738
6.0
5.7
5.0
2.6
2.4
1.8
Path Harm I & II
Roche insert
04842464190
Path Harm I & II
Path Harm I & II
Version 2
Sodium
FT4
FT3
TSH
Urea
Urine Calcium/
creatinine ratio
Urine
Phosphate/
creatinine ratio
0-16yrs
mmol/L 135
145
No agerelated
differences
<6 d
6d-<3mth
3-<12mth
1-<6yr
6-<11yr
11-<20yr
<6 d
6d-<3mth
3-<12mth
1-<6yr
6-<11yr
11-<20yr
<6 d
6d-<3mth
3-<12mth
1-<6yr
6-<11yr
11-<20yr
Neonate
Infant
1-16 yrs
6-12mth
1-2 yrs
2-3 yrs
3-5 yrs
5-7 yrs
7-10 yrs
10-14 yrs
14-17 yrs
6-12mth
1-2 yrs
2-3 yrs
mmol/L 133
146
pmol/L
32
28.3
25.6
22.8
21.5
21
9.68
9.28
8.95
8.46
8.02
7.70
15.2
11.0
8.35
5.97
4.84
4.30
5.5
5.5
6.5
2.2
1.5
1.4
1.1
0.8
0.7
0.7
0.7
19
14
12
11
11.5
11.9
12.3
12.5
12.6
2.65
3.0
3.30
3.69
3.88
3.39
mu/L
0.7
0.72
0.73
0.7
0.6
0.51
mmol/L 0.8
mmol/L 1.0
mmol/L 2.5
mmol/ 0.09
mmol
0.07
Cr
0.06
0.05
0.04
0.04
0.04
0.04
mmol/ 1.2
mmol
1.2
Cr
1.2
This document was last updated on 25/02/14
NI network
recommendation
Path Harm I & II
Rpoche Reference
ranges for adults and
children pre
analytical
considerations 2004
Path Harm I & II
Matos et al J Paed
1997
Matos et al J Paed
1997
Version 2
Urine
Magnesium/
creatinine ratio
3-5 yrs
5-7 yrs
7-10 yrs
10-14 yrs
14-17 yrs
6-12mth
1-2 yrs
2-3 yrs
3-5 yrs
5-7 yrs
7-10 yrs
10-14 yrs
14-17 yrs
Urate/creatinine up to 2 years
ratio
2-5 years
6-9 years
10-17 years
≥ 18 years
mmol/
mmol
Cr
mmol/
mmol
Cr
This document was last updated on 25/02/14
1.2
1.2
1.2
0.8
0.8
0.4
0.4
0.3
0.3
0.3
0.3
0.2
0.2
8
5
3.6
3.2
2.7
2.2
1.7
1.6
1.3
1.0
0.9
0.7
0.6
0.42
0.57
0.39
0.15
0.11
1.53
1.35
0.85
0.67
0.53
Matos et al J Paed
1997
Welsh Renal
Stone
guidelines
Version 2
Pregnancy reference range guidance
This document was last updated on 14/03/11
Test Name Age
Units
FT3
pmol/L
FT4
TSH
HCG
ranges in
early
pregnancy
related to
weeks of
gestation
trimester I
trimester II
trimester III
trimester I
trimester II
trimester III
trimester I
trimester II
trimester III
3 wks
4 wks
5 wks
6 wks
7 wks
8 wks
9 wks
10 wks
12 wks
14* wks
15* wks
16* wks
17* wks
18* wks
pmol/L
mU/L
U/L
This document was last updated on 25/02/14
Range
low
3.78
3.21
3.09
12.1
9.63
8.39
0.33
0.35
0.21
5.8
9.5
217
158
3697
32065
63803
46509
27832
13950
12039
9040
8175
8099
Range Source
high
Reference
5.97
Intervals for
Children and
5.45
Adults
5.03
Elecsys Thyroid
Tests
19.6
MODULAR
ANALYTICS
17.0
E170
15.6
4.59
4.10
3.15
71.2
Roche
insert
750
03271749190
7138
31795
163563
149571
151410
186977
210612
62530
70971
56451
55868
58176
Version 2
Other reference range guidance
This document was last updated on 14/03/11
Test Name type
FT3
Units
Non thyroidal
illness
Dialysis
This document was last updated on 25/02/14
Range Rang Source
low
e
high
Intervals
1.26
6.26 Reference
for Children and
2.37
6.3
Adults
Elecsys Thyroid
Tests
MODULAR
ANALYTICS E170
Version 2