Table 1Travelers identified with diarrhea, fever and/or respiratory symptoms who were quarantined (2013–2017).
Symptoms*
|
Total |
2013 |
2014 |
2015 |
2016 |
2017 |
N
|
% |
N
|
% |
N
|
% |
N
|
% |
N
|
% |
Travelers entered Korea†
|
173,790,994 |
28,093,020 |
100.0 |
31,103,900 |
100.0 |
33,484,474 |
100.0 |
39,523,941 |
100.0 |
41,585,659 |
100.0 |
Total symptomatics |
492,032 |
84,310 |
0.3 |
92,586 |
0.3 |
63,424 |
0.2 |
97,067 |
0.3 |
154,645 |
0.4 |
Gastro-intestinal |
94,225 |
14,534 |
17.2 |
14,901 |
16.1 |
9,330 |
14.7 |
15,814 |
16.3 |
39,646 |
25.6 |
Fever |
35,884 |
5,820 |
6.9 |
7,249 |
7.8 |
5,938 |
9.4 |
7,628 |
7.9 |
9,249 |
6.0 |
Respiratory |
361,923 |
63,956 |
75.9 |
70,436 |
76.1 |
48,156 |
75.9 |
73,625 |
75.8 |
105,750 |
68.4 |
Table 2Causative agents of WFB communicable diseases among symptomatic travelers who were quarantined (2013–2017).
|
Total |
2013 |
2014 |
2015 |
2016 |
2017 |
N
|
% |
N
|
% |
N
|
% |
N
|
% |
N
|
% |
Total (causative agents) |
11,173 |
1,385 |
100.0 |
2,171 |
100.0 |
786 |
100.0 |
1,481 |
100.0 |
5,350 |
100.0 |
Shigella |
164 |
65 |
4.7 |
36 |
1.7 |
19 |
2.4 |
16 |
1.1 |
28 |
0.5 |
Vibrio cholerae O1 Ogawa |
7 |
3 |
0.2 |
- |
- |
- |
- |
- |
- |
4 |
0.1 |
Vibrio cholerae O139, CTX- |
2 |
1 |
0.1 |
1 |
0.1 |
- |
- |
- |
- |
- |
- |
EHEC |
57 |
5 |
0.4 |
5 |
0.2 |
5 |
0.6 |
27 |
1.8 |
15 |
0.3 |
Vibrio cholerae non O1 |
62 |
9 |
0.6 |
17 |
0.8 |
4 |
0.5 |
3 |
0.2 |
29 |
0.6 |
Vibrio vulnificus |
4 |
2 |
0.1 |
1 |
0.1 |
- |
- |
1 |
0.1 |
- |
- |
EPEC |
5,387 |
377 |
27.2 |
811 |
37.3 |
409 |
52.0 |
718 |
48.5 |
3,072 |
57.4 |
ETEC |
4,160 |
673 |
48.6 |
1,007 |
46.4 |
231 |
29.4 |
586 |
39.6 |
1,663 |
31.1 |
Vibrio parahaemolyticus |
615 |
100 |
7.2 |
131 |
6.0 |
50 |
6.4 |
70 |
4.7 |
264 |
4.9 |
Campylobacter |
475 |
90 |
6.5 |
111 |
5.1 |
53 |
6.7 |
27 |
1.8 |
194 |
3.6 |
Salmonella |
161 |
30 |
2.2 |
29 |
1.3 |
8 |
1.0 |
20 |
1.4 |
74 |
1.4 |
EIEC |
79 |
30 |
2.2 |
22 |
1.0 |
7 |
0.9 |
13 |
0.9 |
7 |
0.1 |
Table 3Laboratory test results for causative agents of WFB communicable diseases among travelers with diarrhea entered Korea in the quarterly periods in 2017.
Classification |
Total (%) |
Negative (%) |
Positive (%) |
x2
|
p
|
Total |
5,805 (100.0) |
1,983 (34.2) |
3,822 (65.8) |
44.813 |
< 0.001 |
January–March |
1,542 (100.0) |
632 (41.0) |
910 (59.0) |
April–June |
1,116 (100.0) |
364 (32.6) |
752 (67.4) |
July–September |
1,901 (100.0) |
585 (30.8) |
1,316 (69.2) |
October–December |
1,246 (100.0) |
402 (32.3) |
844 (67.7) |
Table 4Positivity of causative agents for WFB communicable diseases among Asia travelers entered Korea who were quarantined.
Classification |
Total (%) |
Negative (%) |
Positive (%) |
x2
|
p
|
Total |
5,297 (100.0) |
1,751 (33.1) |
3,546 (66.9) |
73.300 |
< 0.001 |
South-East Asia*
|
3,947 (100.0) |
1,177 (29.8) |
2,770 (70.2) |
Other Asian countries†
|
1,350 (100.0) |
574 (42.5) |
776 (57.5) |