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Table 2 Factors associated with measles outbreak, Shabwah governorate, February–May 2018

From: Risk factors for measles outbreak in Ataq and Habban districts, Shabwah governorate, Yemen, February to May 2018

Variables

Case

No. (%)

(n = 73)

Control

No. (%)

(n = 146)

Crude OR

(95% CI)

Adjusted OR

(95% CI)

Age group

 < 5 years

41 (56)

51 (35)

2.4 (1.3–4.2)

1.4 (0.2–8.1)

 ≥ 5 years

32 (44)

95 (65)

Father education

 Illiterate – basic

49 (67)

70 (48)

2.2 (1.2–3.9)

1.3 (0.3–5.5)

 Secondary – university

24 (33)

76 (52)

Mother education

 Illiterate – basic

71 (97)

129 (88)

4.7 (1.1–20.8)

8.2 (0.4–157.7)

 Secondary – university

2 (3)

17 (12)

Nutritional statusa

 Malnutrition

9 (19)

3 (5)

4.8 (1.2–18.7)

24.9 (1.9–329.6)b

 Normal

39 (81)

62 (95)

Vaccination status

 Unvaccinated

63 (86)

35 (24)

19.9 (9.3–43.1)

17.2 (2.9–100.7)b

 Vaccinated

10 (14)

111 (76)

Contact with measles case

 Contact

68 (93)

39 (27)

37.3 (14.0–99.2)

27.3 (1.3–551.7)b

 Not contact

5 (7)

107 (73)

Presence of measles case in the same area

 Yes

62 (85)

35 (24)

17.9 (8.5–37.7)

1.1 (0.1–19.2)

 No

11 (15)

111 (76)

House ventilation

 Bad

35 (48)

21 (14)

5.5 (2.9–10.5)

1.7 (0.4–7.2)

 Good

38 (52)

125 (86)

Distance between home and health facility

 ≥ 3.3 km

21 (29)

57 (39)

0.6 (0.3–1.2)

3.8 (0.6–23.1)

 < 3.3 km

52 (71)

89 (61)

Crowding (Person per room)

 ≥ 2.5

43 (59)

65 (45)

1.8 (1.0–3.2)

0.7 (0.2–2.5)

 < 2.5

30 (41)

81 (55)

Family size

 ≥ 7

61 (84)

133 (91)

0.5 (0.2–1.2)

3 (0.4–23)

 < 7

12 (16)

13 (9)

  1. aNumber of children aged 6–60 months are 113 (48 cases and 65 controls)
  2. bP value < 0.05