Concerns regarding hepatitis B vaccination and post-vaccination test among Brazilian dentists

Table 3 Factors associated with self-reporting of hepatitis B post-vaccination test among Brazilian dentists, Belo Horizonte, 2005

	Knowledge on immunization status			p-value
	Yes	No	Total
Gender
Male	55	256	311	0.253*
Female	138	525	663
Total	193	781	974
Work experience††
Less than 10 years	65	222	287	0.003*
10 - 20 years	62	182	244
21 - 30 years	55	264	319
More than 30 years	11	99	110
Total	193	767	960
Workplace††
Public	45	155	200	0.511*
Private	76	332	408
Both	58	221	279
Total	179	708	887
Field††
General dentistry	72	328	400	0.085**
Oral Surgery/Periodontology	35	87	122
Operative Dentistry/Endodontics	21	104	125
Paediatric Dentistry/Orthodontics	27	98	125
Oral Public Health	4	26	30
Oral Pathology/Oral Radiology	5	11	16
Total	164	654	818
Use of IPE
Yes	142	484	626	0.003
No	51	297	348
Total	193	781	974
Needle stick accidents††
Yes	171	663	834	0.227
No	22	115	137
Total	193	778	971
Dental care for hepatitis patients ††
Yes	69	199	268	0.011
No	89	406	495
Total	158	605	763
Question on patient history of hepatitis ††
Yes	176	626	802	0.001
No	17	144	161
Total	193	770	962
Unprotected homo/hetero sex††
Yes	37	157	194	0.790
No	154	619	773
Total	191	776	967
Blood transfusion††
Yes	7	40	47	0.393
No	179	717	896
Total	186	757	943
Previous history of hepatitis††
Yes	23	77	100	0.459
No	164	662	826
Total	187	739	926
Family history of hepatitis ††
Yes	61	164	225	0.004
No	96	444	540
Total	157	608	765
Combined question†, ††
Yes	26	107	188	0.935
No	162	654	761
Total	188	816	949

* Pearson's chi-square test ** Fisher's exact test
† This question included use of illicit injection drugs, piercings and tattoos, blood transfusion, transplant, history of dialysis, colonoscopy or chemotherapy.
††: For these variables the sum of the data does not result in 100% as these questions were not answered by the entire sample.

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