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Table 3 Factors associated with severe anaemia

From: Prevalence and factors associated with severe anaemia amongst under-five children hospitalized at Bugando Medical Centre, Mwanza, Tanzania

Risk factor

Anaemia

Unadjusted

Adjusted

Severe N (%)

Mild to Moderate n (%)

OR [95 % CI]

P-value

OR [95 % CI]

P-value

Child age

  > 2 years

70 (33.7)

138 (66.4)

1

   

  ≤ 2 years

49 (48.5)

52 (51.5)

1.9 [1.1–3.0]

0.012

1.1 [0.6–2.1]

0.827

Sex

 Female

46 (34.9)

86 (65.1)

1

   

 Male

73 (41.2)

104 (58.8)

1.3 [0.8–2.1]

0.254

-

-

Birth weight

  ≥ 2.5 kg

104 (37.6)

173 (62.4)

1

   

  < 2.5 kg

15 (46.9)

17 (53.1)

1.5 [0.7–3.1]

0.307

-

-

Tea taking habit

 No

45 (29.6)

107 (70.4)

1

   

 Yes

74 (47.1)

83 (52.9)

2.1 [1.3–3.4]

0.002

1.7 [0.9–3.2]

0.110

Malaria parasitaemia

 No

81 (32.3)

170 (67.7)

1

   

 Yes

38 (65.5)

20 (34.5)

4.0 [2.2–7.3]

<0.001

4.0 [2.1–7.8]

<0.001

Presence of haemoglobin S

 No

79 (35.3)

145 (64.7)

1

   

 Yes

40 (47.1)

45 (52.9)

1.6 [1.0–2.7]

0.058

2.0 [1.1–3.5]

0.018

Nutrit. status

 Normal

35 (45.5)

42 (54.5)

1

   

 Mild

33 (44.6)

41 (55.4)

1.0 [0.5–1.8]

0.915

0.6 [0.3–1.3]

0.209

 moderate

12 (31.6)

26 (68.4)

0.6 [0.2–1.3]

0.157

0.4 [0.1–0.9]

0.028

 severe

39 (32.5)

81 (67.5)

0.6 [0.3–1.0]

0.068

0.5 [0.3–1.0]

0.053

C- educ. level

 Sec. or above

9 (23.1)

30 (76.9)

1

   

 Primary

85 (41.9)

118 (58.1)

2.4 [1.1–5.3]

0.031

2.0 [0.8–4.8]

0.121

 Non-formal

25 (37.3)

42 (62.7)

2.0 [0.8–4.9]

0.133

1.3 [0.5–3.5]

0.669

C- occupation

 Employed

29 (27.4)

77 (72.6)

1

   

 Unemployed

90 (44.3)

113 (55.7)

2.1 [1.3–3.5]

0.004

2.2 [1.2–4.0]

0.007

C- HIV status

 No

112 (38.6)

178 (61.4)

1

   

 Yes

7 (36.8)

12 (63.2)

0.9 [0.4–2.4]

0.877

-

-