TABLE 3. Policies and interventions implemented in elimination of mother-to-child transmission of hepatitis B ― World Health Organization (WHO) Western Pacific Region (36 countries/areas)* 2017.
| Policies/Interventions | No. (%) of areas |
||
|---|---|---|---|
| Implemented | Not implemented | Data not available | |
| National plan for viral hepatitis† |
19 (53) |
6 (17) |
11 (31) |
| National policy for antenatal HBsAg testing† |
20 (56) |
2 (6) |
14 (39) |
| Maternal antivirals given for EMTCT of hepatitis B† |
8 (22) |
8 (22) |
20 (56) |
| HBIG given to HBV-exposed infants† |
10 (27) |
6 (17) |
20 (56) |
| Follow-up with PVST for HBV-exposed infants† |
7 (19) |
9 (25) |
20 (56) |
| ANC1 ≥95%§ |
13 (36) |
10 (28) |
13 (36) |
| ANC4 ≥95%§ |
1 (3) |
19 (53) |
16 (44) |
| SBA present at ≥95% births§ |
17 (47) |
10 (28) |
9 (25) |
| Antenatal HBsAg testing coverage ≥95%¶ |
2 (6) |
1 (3) |
33 (92) |
| HB-BD coverage ≥95%**,†† |
15 (42) |
17 (47) |
2 (6) |
| HB3 coverage ≥95%** | 18 (50) | 16 (44) | 2 (6) |
Abbreviations: ANC1 = at least 1 antenatal care visit; ANC4 = at least 4 antenatal care visits; EMTCT = elimination of maternal-to-child transmission; HBsAg = hepatitis B surface antigen; HBIG = hepatitis B immunoglobulin; HBV = hepatitis B virus; HepB-BD = birth dose of monovalent hepatitis B vaccine; HepB3 = third dose of a hepatitis B containing vaccine; PVST = postvaccination serological testing; SBA = skilled birth attendant; UNICEF = United Nations Children’s Fund.
* The Pitcairn Islands is excluded from analysis because it does not report immunization coverage.
† Information collected from countries in preparation for the Midterm review of the Regional Action Plan for Viral Hepatitis in the Western Pacific 2016–2020, December 13–14, 2018, Manila, Philippines.
§ UNICEF data. Monitoring the situation of children and women; https://data.unicef.org/ updated June 2018, data from 2006–2017.
¶ China, Wang et al. Bull World Health Organ 2015;93:52–6; Republic of Korea, unpublished study of the liver 2013; Mongolia, reported at the Informal Consultation on Validation of Elimination of Mother-to-child Transmission of HIV, Hepatitis B and Syphilis: Developing the Method for Validating Hepatitis B Elimination, February 27–28, 2018.
**WHO and UNICEF estimates for all 27 countries in the Western Pacific Region, unless otherwise specified; reported coverage for the remaining nine reporting areas and territories in the Western Pacific Region.
†† Japan and New Zealand are excluded for this indicator as these countries selectively offer hepatitis B birth dose to newborns of HBsAg-positive mothers or mothers with unknown HBsAg status.