Table 1.

Hepatitis B vaccination status among grade 1 and grade 7 serosurvey participants, Oman, 2005

	Timely 3-dose vaccination* n (%)	Partial vaccination (1–2 doses) n (%)	Unvaccinated (0 doses) n (%)	Unknown vaccination status n (%)	Total n
Grade 7, born before national hepatitis B vaccination policy	14 (8%)	6 (3%)	90 (51%)	65 (37%)	175
Grade 7, born after national hepatitis B vaccination policy	698 (78%)	81 (9%)	4 (0%)	116 (13%)	899
Grade 1	940 (95%)	38 (4%)	1 (0%)	12 (1%)	991

^*Timely 3-dose vaccination was defined as having received a hepatitis B vaccine dose within 24 hours of birth plus two subsequent doses separated by at least 4-week intervals, administered before the first birthday.