Table 5 Multivariable logistic regression analysis for predictors of higher risk of contracting lassa fever among study participants (n = 2150).

From: Lassa fever in Nigeria: epidemiology and risk perception

Characteristics

Risk level

RR (95% CI)

p-value

Adjusted RR (95% CI)

p-value

High (%)

Low (%)

    

Age

      

>60

6 (5.36)

106 (94.64)

Ref

0.605

  

18-29

62 (7.94)

719(92.06)

1.5234(0.64,3.60)

   

30-39

37 (6.21)

559(93.79)

1.17(0.48,2.84)

   

40-49

25 (5.98)

393(94.02)

1.12(0.45,2.81)

   

50-59

17 (7)

226 (93)

1.33(0.51,3.47)

   

Gender

      

Female

76 (6.61)

1074 (93.39)

Ref

0.653

  

Male

71 (7.10)

929 (92.9)

1.08(0.77, 1.51)

   

Education

      

No formal education

0(0)

209 (100)

Ref

<0.00

  

Primary and Secondary education

17 (3.61)

454 (96.31)

    

Tertiary education

130 (8.84)

1340 (91.16)

    

Lassa Fever Burden

      

High

135 (11.82)

1007 (88.18)

Ref

<0.01

Ref

<0.01

Low

12 (1.19)

996 (98.81)

0.08(0.05,0.16)

 

0.09(0.05,0.17)

 

Risk perception

      

Good

126 (9.07)

1263 (90.93)

Ref

<0.01

Ref

<0.01

Poor

21 (2.76)

740 (97.24)

0.28(0.18, 0.45)

 

0.33(0.20, 0.53)

 

Tribe

      

Hausa Fulani

50 (8.08)

569 (91.92)

Ref

0.270

  

Igbo

21 (6.98)

280 (93.02)

0.85(0.50,1.44)

   

Yoruba

51 (6.88)

690 (93.12)

0.84(0.56,1.26)

   

Others

25 (5.11)

464 (94.89)

0.61(0.37,1.00)

   

Religion

      

Christianity

81 (7.51)

998 (92.49)

Ref

0.364

  

Islam

65 (6.25)

975 (93.75)

0.82(0.59,1.15)

   

Others

1 (3.33)

29 (96.67)

0.42(0.05,3.16)

   

State of residence

      

Abia

0(0)

107 (100)

Ref

<0.001

  

Adamawa

2 (1.13)

175(98.87)

    

Akwa Ibom

0 (0)

58(100)

    

Bauchi

19 (18.81)

82 (81.19)

    

Benue

6 (3.26)

178(96.74)

    

Ebonyi

34 (13.03)

227(86.97)

    

Imo

2 (3.13)

62 (96.88)

    

Kogi

2 (3.85)

50 (96.15)

    

Kwara

1(0.30)

327 (99.70)

    

Nasarawa

0 (0)

112 (100)

    

Ondo

33 (13.98)

203 (86.02)

    

Osun

5 (4.55)

105 (95.45)

    

Taraba

43 (11.94)

317 (88.06)

    
  1. RR-Risk ratio.