Table 1 Selected variables associated with timely vaccination with the hepatitis B birth dose. Leticia, Puerto Nariño, Tarapacá; Amazon department, Colombia 2011–2012

Sex

 Female

453

2

28.7 %(130)

71.3 %(323)

 Male

483

32.5 %(157)

67.5 %(326)

936

Municipality

p < 0.0001

p < 0.001

 Leticia

334

0

38.6 %(129)

61.4 %(205)

–

–

 Puerto Nariño

397

25.9 %(103)

74.1 %(294)

0.6 (0.4–0.8)

0.6 (0.4–0.8)

 Tarapacá rural

156

16 % (25)

74.1 % (131)

0.3 (0.2–0.5)

0.3 (0.2–0.6)

 Tarapacá main village

51

60.8 %(31)

39.2 %(20)

2.5 (1.3–4.5)

1.0 (0.5–2.2)

938

Place of birth

p < 0.0001

p < 0.001

 Health care facility

320

9

72.5 %(232)

27.5 %(88)

28.2 (19.4–41.1)

27.2 (18.5–40)

 Other

609

8.5 %(52)

91.5 %(557)

–

929

Ethnic group of the mother

p = 0.009

 Ticuna

714

0

28.4 %(203)

71.6 %(511)

0.4 (0.2–0.8)

 Other

180

35.6 %(64)

64.4 %(116)

0.6 (0.3–1.2)

 None

44

47.7 %(21)

52.3 %(23)

–

938

Appliances in the household (Boat, refrigerator, television or radio)

p < 0.0001

 One or more

558

5

36.7 %(205)

63.3 (353)

2.1 (1.6–2.8)

 None

375

21.6 %(81)

78.4 %(294)

–

933

Birth assisted by

p < 0.0001

 doctor or nurse

318

9

72.6 %(231)

27.4 %(87)

28 (19.2–40.6)

 Other

611

8.7 %(53)

91.3 %(558)

–

929

Overcrowding

p = 0.001

 0–5 people/room

645

12

33.6 %(217)

66.4 %(428)

1.7 (1.2–2.3)

 >5 people/room

281

23.1 %(65)

76.9 %(216)

–

Health insurance

p = 0.013

 None

46

17

80.4 %(37)

19.6 %(9)

0.2 (0.07–0.6)

 Subsidized

849

30.5 %(259)

69.5 %(590)

0.4 (0.2–0.8)

 Contributive (paid by the affiliated)

26

53.8 %(14)

46.2 %(12)

–

921

 Mother’s education (mean years)

p < 0.0001

938

0

4.23

3.33

1.1 (1.0–1.1)