Table 3.

Summary of demographic profile and symptoms of the patients with isolated OTD

Patient no	Age	Gender	Race	Occupation	Comorbidities	Duration of OTD prior to diagnosis (days)
1	26	Female	Chinese	Doctor	Asthma	1
2	51	Male	Chinese	Salesman	Nil	1
3	31	Male	Indian	Construction worker	Nil	1
4	25	Female	Chinese	Doctor	Hyperlipidaemia, Allergic Rhinitis	2
5	23	Male	Indian	Student	Nil	2
6	30	Male	South East Asian	Construction worker	Nil	3
7	31	Male	Chinese	Financial Planner	Nil	4
8	25	Female	Malay	Executive	Nil	4
9	22	Female	Chinese	Student	Asthma	4
10	41	Male	South East Asian	Salesman	Nil	5
11	40	Male	Chinese	Teacher	Nil	8
12	30	Male	Bangladeshi	Plumber	Nil	11