Samoa

Samoa

Hepatitis B

Download HBV data

Prevalence of chronic HBV (HBsAg+)

National
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Value (%) Year Type Source
5.24 (4.25 - 6.30) 2019 Modelled IHME
5.34 (4.37 - 6.44) 2018 Modelled IHME
5.48 (4.46 - 6.65) 2017 Modelled IHME
5.72 (4.63 - 6.88) 2016 Modelled IHME
5.89 (4.73 - 7.01) 2015 Modelled IHME
5.89 (4.71 - 7.08) 2014 Modelled IHME
5.88 (4.69 - 7.11) 2013 Modelled IHME
5.87 (4.63 - 7.10) 2012 Modelled IHME
5.86 (4.60 - 7.19) 2011 Modelled IHME
5.86 (4.58 - 7.29) 2010 Modelled IHME
5.91 (4.65 - 7.33) 2009 Modelled IHME
6.02 (4.77 - 7.43) 2008 Modelled IHME
6.14 (4.92 - 7.57) 2007 Modelled IHME
6.25 (5.02 - 7.66) 2006 Modelled IHME
6.29 (5.07 - 7.69) 2005 Modelled IHME
6.27 (5.05 - 7.61) 2004 Modelled IHME
6.21 (5.02 - 7.52) 2003 Modelled IHME
6.14 (4.97 - 7.40) 2002 Modelled IHME
6.07 (4.89 - 7.31) 2001 Modelled IHME
6.05 (4.87 - 7.31) 2000 Modelled IHME
6.1 (4.92 - 7.36) 1999 Modelled IHME
6.21 (4.99 - 7.51) 1998 Modelled IHME
6.34 (5.07 - 7.70) 1997 Modelled IHME
6.46 (5.15 - 7.92) 1996 Modelled IHME
6.5 (5.15 - 8.10) 1995 Modelled IHME
6.5 (5.18 - 8.05) 1994 Modelled IHME
6.47 (5.18 - 7.96) 1993 Modelled IHME
6.42 (5.17 - 7.83) 1992 Modelled IHME
6.35 (5.09 - 7.75) 1991 Modelled IHME
6.25 (5.01 - 7.56) 1990 Modelled IHME
3.33 (2.03 - 5.18) 2015 Modelled WHO
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Children under-5 years
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Value (%) Year Type Source
1.99 (1.31 - 2.76) 2019 Modelled IHME
2.04 (1.33 - 2.75) 2018 Modelled IHME
2.1 (1.36 - 2.92) 2017 Modelled IHME
2.23 (1.43 - 3.05) 2016 Modelled IHME
2.33 (1.47 - 3.19) 2015 Modelled IHME
2.33 (1.46 - 3.19) 2014 Modelled IHME
2.32 (1.45 - 3.19) 2013 Modelled IHME
2.31 (1.44 - 3.20) 2012 Modelled IHME
2.3 (1.42 - 3.22) 2011 Modelled IHME
2.3 (1.42 - 3.30) 2010 Modelled IHME
2.33 (1.45 - 3.32) 2009 Modelled IHME
2.42 (1.54 - 3.37) 2008 Modelled IHME
2.51 (1.63 - 3.47) 2007 Modelled IHME
2.6 (1.70 - 3.53) 2006 Modelled IHME
2.63 (1.75 - 3.59) 2005 Modelled IHME
2.58 (1.71 - 3.51) 2004 Modelled IHME
2.46 (1.61 - 3.37) 2003 Modelled IHME
2.31 (1.52 - 3.19) 2002 Modelled IHME
2.19 (1.44 - 3.05) 2001 Modelled IHME
2.14 (1.40 - 3.01) 2000 Modelled IHME
2.14 (1.41 - 2.98) 1999 Modelled IHME
2.15 (1.41 - 2.98) 1998 Modelled IHME
2.17 (1.42 - 2.99) 1997 Modelled IHME
2.19 (1.44 - 3.02) 1996 Modelled IHME
2.21 (1.47 - 3.04) 1995 Modelled IHME
2.26 (1.50 - 3.09) 1994 Modelled IHME
2.35 (1.56 - 3.21) 1993 Modelled IHME
2.48 (1.64 - 3.39) 1992 Modelled IHME
2.62 (1.72 - 3.61) 1991 Modelled IHME
2.78 (1.81 - 3.83) 1990 Modelled IHME
1.05 (0.56 - 1.72) 2015 Modelled WHO
0.1 2014 Survey/reported WHO WPRO, Woodring J et al, 2017
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Percent of liver cancer deaths attributable to HBV

National
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Value (%) Year Type Source
55 (46 - 65) 2019 Modelled IHME
55 (46 - 64) 2018 Modelled IHME
55 (46 - 64) 2017 Modelled IHME
55 (46 - 64) 2016 Modelled IHME
55 (46 - 64) 2015 Modelled IHME
55 (46 - 64) 2014 Modelled IHME
55 (46 - 64) 2013 Modelled IHME
55 (46 - 64) 2012 Modelled IHME
55 (46 - 64) 2011 Modelled IHME
55 (46 - 64) 2010 Modelled IHME
55 (46 - 64) 2009 Modelled IHME
54 (46 - 64) 2008 Modelled IHME
54 (46 - 63) 2007 Modelled IHME
54 (46 - 63) 2006 Modelled IHME
54 (45 - 64) 2005 Modelled IHME
54 (46 - 63) 2004 Modelled IHME
55 (46 - 64) 2003 Modelled IHME
55 (46 - 64) 2002 Modelled IHME
55 (46 - 64) 2001 Modelled IHME
55 (46 - 64) 2000 Modelled IHME
55 (46 - 64) 1999 Modelled IHME
55 (46 - 64) 1998 Modelled IHME
55 (46 - 64) 1997 Modelled IHME
55 (45 - 64) 1996 Modelled IHME
55 (46 - 64) 1995 Modelled IHME
55 (46 - 65) 1994 Modelled IHME
55 (46 - 64) 1993 Modelled IHME
56 (46 - 65) 1992 Modelled IHME
56 (46 - 65) 1991 Modelled IHME
56 (46 - 65) 1990 Modelled IHME
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Technical notes

Coverage of HepB birth dose

Newborns
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Value (%) Year Type Source
46 2018 Survey/reported WHO/UNICEF
81 2017 Survey/reported WHO/UNICEF
77 2016 Survey/reported WHO/UNICEF
72 2015 Survey/reported WHO/UNICEF
69 2014 Survey/reported WHO/UNICEF
78 2013 Survey/reported WHO/UNICEF
83 2012 Survey/reported WHO/UNICEF
87 2011 Survey/reported WHO/UNICEF
78 2010 Survey/reported WHO/UNICEF
62 2009 Survey/reported WHO/UNICEF
68 2008 Survey/reported WHO/UNICEF
85 2007 Survey/reported WHO/UNICEF
58 2006 Survey/reported WHO/UNICEF
52 2005 Survey/reported WHO/UNICEF
45 2004 Survey/reported WHO/UNICEF
66 2003 Survey/reported WHO/UNICEF
86 2002 Survey/reported WHO/UNICEF
85 2001 Survey/reported WHO/UNICEF
86 2000 Survey/reported WHO/UNICEF
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Technical notes

Coverage of 3-dose hepatitis B vaccine

Infants
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Value (%) Year Type Source
34 2018 Survey/reported WHO/UNICEF
74 2017 Survey/reported WHO/UNICEF
80 2016 Survey/reported WHO/UNICEF
84 2015 Survey/reported WHO/UNICEF
81 2014 Survey/reported WHO/UNICEF
85 2013 Survey/reported WHO/UNICEF
82 2012 Survey/reported WHO/UNICEF
75 2011 Survey/reported WHO/UNICEF
72 2010 Survey/reported WHO/UNICEF
58 2009 Survey/reported WHO/UNICEF
26 2008 Survey/reported WHO/UNICEF
58 2007 Survey/reported WHO/UNICEF
46 2006 Survey/reported WHO/UNICEF
51 2005 Survey/reported WHO/UNICEF
62 2004 Survey/reported WHO/UNICEF
90 2003 Survey/reported WHO/UNICEF
92 2002 Survey/reported WHO/UNICEF
93 2001 Survey/reported WHO/UNICEF
93 2000 Survey/reported WHO/UNICEF
97 1999 Survey/reported WHO/UNICEF
98 1998 Survey/reported WHO/UNICEF
99 1997 Survey/reported WHO/UNICEF
98 1996 Survey/reported WHO/UNICEF
96 1995 Survey/reported WHO/UNICEF
94 1994 Survey/reported WHO/UNICEF
1 1993 Survey/reported WHO/UNICEF
18 1992 Survey/reported WHO/UNICEF
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Number of needles/syringes per PWID per year

People who inject drugs (PWID)
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Value Year Type Source
0 (0 - 0) 2016 Survey/reported Harm Reduction International, 2016
Technical notes

Percent of PWID accessing OST

People who inject drugs (PWID)
Download
Value (%) Year Type Source
0 2016 Survey/reported Harm Reduction International, 2016
HBV National Action Plan
HBV elimination goal
HepB birth dose policy
Yes
Year of birth dose introduction
1998
Eligible for HBV generic medicines
HCV National Action Plan
HCV elimination goal
Eligible for HCV generic medicines
At least one needle-syringe exchange program (NSP) operational
No
At least one opioid substitution therapy (OST) program operational
No
NSP in at least one prison
No
OST in at least one prison
No

Hepatitis C

Download HCV data

Prevalence of chronic HCV (RNA+/cAg)

National
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Value (%) Year Type Source
0.28 (0.22 - 0.35) 2019 Modelled IHME
0.28 (0.22 - 0.34) 2018 Modelled IHME
0.28 (0.23 - 0.35) 2017 Modelled IHME
0.28 (0.23 - 0.35) 2016 Modelled IHME
0.29 (0.23 - 0.35) 2015 Modelled IHME
0.29 (0.23 - 0.35) 2014 Modelled IHME
0.29 (0.23 - 0.35) 2013 Modelled IHME
0.29 (0.23 - 0.36) 2012 Modelled IHME
0.29 (0.23 - 0.36) 2011 Modelled IHME
0.29 (0.23 - 0.36) 2010 Modelled IHME
0.28 (0.23 - 0.35) 2009 Modelled IHME
0.26 (0.21 - 0.32) 2008 Modelled IHME
0.24 (0.19 - 0.30) 2007 Modelled IHME
0.22 (0.18 - 0.27) 2006 Modelled IHME
0.21 (0.17 - 0.26) 2005 Modelled IHME
0.21 (0.17 - 0.26) 2004 Modelled IHME
0.21 (0.17 - 0.26) 2003 Modelled IHME
0.21 (0.17 - 0.26) 2002 Modelled IHME
0.21 (0.17 - 0.26) 2001 Modelled IHME
0.21 (0.17 - 0.26) 2000 Modelled IHME
0.22 (0.18 - 0.27) 1999 Modelled IHME
0.24 (0.19 - 0.30) 1998 Modelled IHME
0.26 (0.21 - 0.32) 1997 Modelled IHME
0.28 (0.23 - 0.35) 1996 Modelled IHME
0.29 (0.23 - 0.36) 1995 Modelled IHME
0.29 (0.23 - 0.36) 1994 Modelled IHME
0.29 (0.23 - 0.36) 1993 Modelled IHME
0.29 (0.23 - 0.36) 1992 Modelled IHME
0.29 (0.23 - 0.35) 1991 Modelled IHME
0.28 (0.22 - 0.35) 1990 Modelled IHME
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Prevalence of anti-HCV

National
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Value (%) Year Type Source
0.2 (0.20 - 0.90) 2014 Modelled Gower et al, 2014

Percent of liver cancer deaths attributable to HCV

National
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Value (%) Year Type Source
19 (13 - 26) 2019 Modelled IHME
19 (13 - 26) 2018 Modelled IHME
19 (13 - 26) 2017 Modelled IHME
19 (13 - 26) 2016 Modelled IHME
19 (13 - 26) 2015 Modelled IHME
19 (13 - 26) 2014 Modelled IHME
19 (13 - 26) 2013 Modelled IHME
19 (13 - 26) 2012 Modelled IHME
20 (13 - 26) 2011 Modelled IHME
19 (13 - 26) 2010 Modelled IHME
19 (13 - 26) 2009 Modelled IHME
19 (13 - 26) 2008 Modelled IHME
19 (13 - 26) 2007 Modelled IHME
19 (13 - 26) 2006 Modelled IHME
19 (13 - 26) 2005 Modelled IHME
19 (13 - 26) 2004 Modelled IHME
19 (13 - 26) 2003 Modelled IHME
19 (13 - 26) 2002 Modelled IHME
19 (13 - 26) 2001 Modelled IHME
19 (13 - 25) 2000 Modelled IHME
19 (13 - 26) 1999 Modelled IHME
19 (13 - 26) 1998 Modelled IHME
19 (13 - 26) 1997 Modelled IHME
19 (13 - 26) 1996 Modelled IHME
19 (13 - 26) 1995 Modelled IHME
19 (13 - 26) 1994 Modelled IHME
19 (13 - 26) 1993 Modelled IHME
19 (13 - 26) 1992 Modelled IHME
19 (13 - 26) 1991 Modelled IHME
19 (13 - 26) 1990 Modelled IHME
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Technical notes

Number of needles/syringes per PWID per year

People who inject drugs (PWID)
Download
Value Year Type Source
300 (0 - 0) 2016 Survey/reported Harm Reduction International, 2016
Technical notes

Percent of PWID accessing OST

People who inject drugs (PWID)
Download
Value (%) Year Type Source
0 2016 Survey/reported Harm Reduction International, 2016
HBV National Action Plan
HBV elimination goal
HepB birth dose policy
Yes
Year of birth dose introduction
1998
Eligible for HBV generic medicines
HCV National Action Plan
HCV elimination goal
Eligible for HCV generic medicines
At least one needle-syringe exchange program (NSP) operational
No
At least one opioid substitution therapy (OST) program operational
No
NSP in at least one prison
No
OST in at least one prison
No

Overview

HBV elimination goal
HCV elimination goal

Prevalence (national)

Modelled

HBV (HBsAg+)
5.24 (%)
2019
(4.25 - 6.3(%))
IHME
HCV (RNA/cAg+)
0.28 (%)
2019
(0.22 - 0.35(%))
IHME

Survey/surveillance

No data available
No data available

Hepatitis related deaths (national)

Modelled

HBV
16
2019
(12 - 21)
IHME

Survey/surveillance

No data available
HBV chart

Modelled

HCV
8
2019
(6 - 11)
IHME

Survey/surveillance

No data available
HCV chart

Prevalence < 5

HBV
0.10 (%)
2014, survey/surveillance
WHO WPRO, Woodring J et al, 2017

Prevalence PWID

No data available

Birth dose vaccination coverage (national)

Survey/surveillance

HBV
46 (%)
2018
WHO/UNICEF

No. of syringes/PWID/year

Survey/surveillance

HCV
0
2016
(0 - 0)
Harm Reduction International, 2016
Eligible for HBV generic medicines
Eligible for HCV generic medicines