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. 2022 Dec 7;7(12):420. doi: 10.3390/tropicalmed7120420

Table 1.

Summary of epidemiological & clinical characteristics of suspected and confirmed dengue fever cases investigation, Rosso Senegal, 2021.

Total (n = 173) Positives (n = 102) Negatives (n = 71) p_Value
n (%) n (%) n (%)
Median (IQR 1) 21 ± (11–37) 21 ± (9–36) 23 ± (11–39) 0.49 a
Age group (years)
<15
15–30
30–45
>=45

64 (37.0)
51 (29.5)
25 (14.5)
33 (19.1)

39 (38.2)
30 (29.4)
14 (14.0)
19 (18.6)

25 (35.2)
21(30.0)
11 (15.5)
14 (20.0)

0.97 b
Sex
Female
Male

89 (51.4)
84 (48.6)

46 (45.1)
56 (54.9)

43 (60.6)
28 (39.4)

0.04 b
Headache
Yes
No

128 (74.0)
45 (26.0)

82 (80.4)
20 (19.6)

46 (65.0)
25 (35.2)

0.02 b
Myalgia
Yes
No

101 (59.0)
70 (41.0)

64 (63.4)
37 (36.6)

37 (53.0)
33 (69.0)

0.17 b
Arthralgia
Yes
No

107 (62.0)
66 (38.0)

69 (67.6)
33 (32.4)

38 (53.5)
33 (46.5)

0.05 b
Asthenia
Yes
No

64 (37.0)
109 (63.0)

37 (36.3)
65 (63.7)

27 (38.0)
44 (62.0)

0.81 b
Abdominal pain
Yes
No

8 (4.6)
165 (95.4)

4 (4.0)
98(96.0)

4 (5.6)
67 (94.4)

0.60 b
Retro-orbital pain
Yes
No

3 (2.0)
170 (98.0)

2 (2.0)
100 (98.0)

1 (1.4)
70 (98.6)

0.63 b
Investigated health
structures
Rosso 1 (4S site)
Mbagam PHC #
Richard Toll DHS”
Rosso 2 PHC #


99 (57.2)
55 (32.0)
10 (6.0)
9 (5.2)


73 (71.6)
21 (20.6)
2 (2.0)
6 (6.0)


26 (36.6)
34 (48.0)
8 (11.3)
3 (4.2)


<0.001 b

PHC #: Mbagam Primary Health Care, DHS”: Richard Toll District Health Structures, IQR 1: Inter Quartile Range, a: stands for the Kruskal-Wallis test, b stands for χ2-test or Fisher’s exact test.