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Table 1 Frequency of clinical presentations in study participants and HAT patients, and association to HAT positivity

From: Performance of clinical signs and symptoms, rapid and reference laboratory diagnostic tests for diagnosis of human African trypanosomiasis by passive screening in Guinea: a prospective diagnostic accuracy study

Variable

All participants

n = 2353

HAT

n = 48

Univariable analysis

Multivariable mixed logistic regression

Frequency (number)

Frequency (number)

P value

OR (95% CI)

P value

OR (95% CI)

Male

43.9% (1033)

60.4% (29)

0.02

2.0 (1.1–3.5)

0.016

3.1 (1.2–7.6)

Age

NA

NA

0.02

0.98 (0.96–1.00)

  

Recurrent fever not responding to anti-malarial medication

96.0% (2258)

89.6% (43)

0.03

0.4 (0.1–0.9)

  

Headache for a long duration

80.3% (1889)

91.7% (44)

0.06

2.7 (0.07–7.7)

  

Weakness

21.1% (496)

54.2% (26)

 < 0.001

4.6 (2.6–8.2)

  

Important weight loss

13.7% (323)

81.3% (39)

 < 0.001

34.3 (16.3–72.6)

 < 0.001

20.4 (7.1–58.9)

Sleep disruption

9.7% (229)

29.2% (14)

 < 0.001

4.0 (2.1–7.6)

  

Enlarged lymph nodes in the neck

8.1% (190)

77.1% (37)

 < 0.001

47.8 (23.9–95.6)

 < 0.001

96.7 (20.7–452.0)

Severe itching

6.4% (150)

50.0% (24)

 < 0.001

18.1 (9.8–33.3)

 < 0.001

45.9 (7.3–288.7)

Amenorrhea, abortion, or sterility*

6.1% (81/1320)

57.9% (11/19)

 < 0.001

24.0 (9.4–61.7)

  

Motor disorders

4.1% (97)

52.1% (25)

 < 0.001

36.2 (19.2–68.2)

0.07

4.5 (0. 9–22.5)

Psychiatric problems

1.9% (45)

22.9% (11)

 < 0.001

20.3 (9.5–43.4)

  

Speech disorders

1.2% (27)

0.0% (0)

0.98

   

Convulsions

0.8% (18)

10.4% (5)

 < 0.001

20.7 (7.0–61.0)

  

Coma

0.2% (4)

2.1% (1)

0.02

15.7 (1.59–155.9)

  
  1. This table shows gender, age and the frequency of clinical symptoms and signs in clinical suspects and in HAT patients. The association to HAT positivity was first assessed in univariable analysis and after using multi-variable mixed logistic regression. HAT: Human African trypanosomiasis; OR: Odds ratio; CI: Confidence interval; * only females considered, the numbers used to estimate the frequency are shown in the brackets