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Volume 23, Number 4—April 2017

Dispatch

Surveillance and Testing for Middle East Respiratory Syndrome Coronavirus, Saudi Arabia, April 2015–February 2016

Abdulaziz A. Bin Saeed, Glen R. AbediComments to Author , Abdullah G. Alzahrani, Iyad Salameh, Fatima Abdirizak, Raafat Alhakeem, Homoud Algarni, Osman A. El Nil, Mutaz Mohammed, Abdullah M. Assiri, Hail M. Alabdely, John T. Watson, and Susan I. Gerber
Author affiliations: Ministry of Health, Riyadh, Saudi Arabia (A.A. Bin Saeed, A.G. Alzahrani, I. Salameh, R. Alhakeem, H. Algarni, O.A. El Nil, M. Mohammed, A.M. Assiri, H.M. Alabdely); Centers for Disease Control and Prevention, Atlanta, Georgia, USA (G.R. Abedi, F. Abdirizak, J.T. Watson, S.I. Gerber).

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Table 1

Demographic characteristics of persons tested for Middle East respiratory syndrome coronavirus, Saudi Arabia, April 1, 2015–February 1, 2016

Characteristic No. (%) confirmed No. (%) not confirmed No. (%) total % Positive
Overall 384 56,979 57,363 0.7
Sex
F 156 (40.8) 25,863 (45.7) 26,019 (45.7) 0.6
M 226 (59.2) 30,718 (54.3) 30,944 (54.3) 0.7
Total
382
56,581
56,963
0.7
Nationality
Saudi 246 (69.7) 34,628 (70.3) 34,874 (70.3) 0.7
Non Saudi 107 (30.3) 14,604 (29.7) 14,711 (29.7) 0.7
Total
353
49,232
49,585
0.7
Reason for testing
Suspected case* 286 (77.1) 47,592 (89.1) 47,878 (89.0) 0.6
Category I 87 (23.5) 32,284 (60.5) 32,371 (60.2) 0.3
Category II 67 (18.1) 2,662 (5.0) 2,729 (5.1) 2.5
Category III 107 (28.8) 4,669 (8.7) 4,776 (8.9) 2.2
Category IV 25 (6.7) 7,977 (14.9) 8,002 (14.9) 0.3
Recommended by infectious disease consultant 66 (17.8) 3,256 (6.1) 3,322 (6.2) 2.0
Patient asymptomatic 19 (5.1) 2,555 (4.8) 2,574 (4.8) 0.7
Total
371
53,403
53,774
0.7
Month of report
April 2015 10 (2.6) 4,953 (8.7) 4,963 (8.7) 0.2
May 2015 54 (14.1) 4,414 (7.7) 4,468 (7.8) 1.2
June 2015 24 (6.3) 3,090 (5.4) 3,114 (5.4) 0.8
July 2015 24 (6.3) 2,634 (4.6) 2,658 (4.6) 0.9
August 2015 160 (41.7) 4,610 (8.1) 4,770 (8.3) 3.4
September 2015 66 (17.2) 6,520 (11.4) 6,586 (11.5) 1.0
October 2015 28 (7.3) 7,568 (13.3) 7,596 (13.2) 0.4
November 2015 6 (1.6) 9,191 (16.1) 9,197 (16.0) 0.1
December 2015 5 (1.3) 7,280 (12.8) 7,285 (12.7) 0.1
January 2016 6 (1.6) 6,487 (11.4) 6,493 (11.3) 0.1
February 2016 1 (0.3) 232 (0.4) 233 (0.4) 0.4
Total
384
56,979
57,363
0.7
Age, y
0–14 10 (2.6) 8,022 (14.2) 8,032 (14.1) 0.1
15–34 97 (25.4) 17,621 (31.1) 17,718 (31.1) 0.5
35–49 82 (21.5) 10,201 (18.0) 10,283 (18.0) 0.8
50–65 109 (28.5) 10,082 (17.8) 10,191 (17.9) 1.1
>66 84 (22.0) 10,692 (18.9) 10,776 (18.9) 0.8
Total 382 56,618 57,000

*Categories: I, acute respiratory illness with clinical and/or radiologic evidence of pulmonary parenchymal disease (pneumonia or acute respiratory distress syndrome); II, a hospitalized patient with healthcare associated pneumonia based on clinical and radiological evidence; III, upper or lower respiratory illness within 2 weeks after exposure to a confirmed or probable case of MERS-CoV; IV, unexplained acute febrile (>38°C) illness, and body aches, headache, diarrhea, or nausea/vomiting, with or without respiratory symptoms, and leukopenia (white blood cell count <3.5 × 109/L) and thrombocytopenia (platelets <150 × 109/L). Descriptions are from the Saudi Arabia Ministry of Health MERS-CoV Case Definition and Surveillance Guidance–Updated June 2015 (http://www.moh.gov.sa/en/CCC/Regulations/Case%20Definition.pdf).

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