Table 2. Number of days samples from MERS-CoV case-patients were positive for the virus by rRT-PCR, stratified by disease severity and type of sample, Abu Dhabi, United Arab Emirates, January 1, 2013–May 9, 2014*.
| Disease severity | No. samples | No. (%) positive LRT samples |
No. (%) positive URT samples |
|||
|---|---|---|---|---|---|---|
| <14 d | ≥14 d | <14 d | ≥14 d | |||
| Severely symptomatic | 67 | 23 (34) | 26 (39) | 13 (19) | 5 (8) | |
| Mildly symptomatic | 148 | 81 (55) | 54 (37) | 12 (8) | 1 (1) | |
| Asymptomatic |
82 |
60 (73) |
5 (6)† |
|
17 (21) |
0 |
| Total | 297 | 164 (55) | 85 (29) | 42 (14) | 6 (2) | |
*Percentages might not sum to 100% due to rounding. LRT, lower respiratory tract; MERS-CoV, Middle East respiratory syndrome coronavirus; rRT-PCR, real-time reverse transcription PCR; URT, upper respiratory tract. †All 5 lower respiratory samples that were positive for ≥14 d were from 1 asymptomatic case-patient.