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Volume 25, Number 12—December 2019

Middle East Respiratory Syndrome Coronavirus Seropositivity in Camel Handlers and Their Families, Pakistan

Jian Zheng1, Sohail Hassan1Comments to Author , Abdulaziz N. Alagaili, Abeer N. Alshukairi, Nabil M.S. Amor, Nadia Mukhtar, Iqra Maleeha Nazeer, Zarfishan Tahir, Nadeem Akhter, Stanley PerlmanComments to Author , and Tahir Yaqub
Author affiliations: University of Iowa, Iowa City, Iowa, USA (J. Zheng, S. Perlman); University of Veterinary and Animal Sciences, Lahore, Pakistan (S. Hassan, I.M. Nazeer, T. Yaqub); King Saud University, Riyadh, Saudi Arabia (A.N. Alagaili, N.M.S. Amor); King Faisal Specialist Hospital and Research Centre, Jeddah, Saudi Arabia (A.N. Alshukairi); Government of Punjab, Lahore (N. Mukhtar, Z. Tahir, N. Akhter); The First Affiliated Hospital of Guangzhou Medical University, Guangzhou, China (S. Perlman)

Main Article

Table 2

Characteristics of camel handlers and their families positive for Middle East respiratory syndrome coronavirus in study in Pakistan*

Patient no. Family no. Age, y/ex Camel contact† Smoking Concurrent conditions Lifestyle PRNT50 ELISA result/ value‡ IFA result/§
SH94 F2 20/M Direct/daily Yes None Nomadic 211 –/0.78 +/1:80
SH85 F2 21/M Direct/daily Yes None Nomadic 32 +/1.51 +/1:40
SH100 F1 8/M Direct/daily No None Nomadic 72 –/0.64 +/1:40
SH71 F9 35/F Indirect No HPT, renal and respiratory disease Seminomadic 33 Borderline/​.99 +/1:20
SH74 F9 40/F Indirect No HPT Seminomadic 40 +/2.18 +/1:80
SH63 F13 35/F Direct/monthly No None Seminomadic 27 Borderline/​0.92 +/1:10
SH57 F14 20/M Direct No None Seminomadic 51 +/3.11 +/1:80
SH58 F16 28/M Direct Yes None Seminomadic 68 +/1.74 +/1:160
SH21 None 17/M Direct/seasonal Yes None Seminomadic 80 –/0.36 –/<1:10
SH65 None 20/M D/daily No None Seminomadic 65 +/1.13 +/1:80
SH43 None 34/M Direct No None Sedentary 1,600 –/0.76 +/1:160
SH44 None 40/M Direct Yes None Sedentary 89 –/0.48 –/<1:10

*All 12 patients tested positive by PRNT50. IFA, immunofluorescence assay; HPT, hypertension; PRNT50, 50% reduction plaque reduction neutralization assay.
†Direct indicates camel herders with direct camel contact but extent of exposure is not known; direct/daily, camel herders with daily direct camel contact; direct/monthly, camel herders with monthly direct camel contact; direct/seasonal, camel herders with seasonal direct camel contact; indirect, family members of camel herders.
‡Positive result is >1.1; borderline, 0.8–1.1; negative, <0.8, as defined by the test manufacturer.
§Negative test result is <1:10, as defined by the test manufacturer.

Main Article

1These first authors contributed equally to this article.

Page created: November 18, 2019
Page updated: November 18, 2019
Page reviewed: November 18, 2019
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