COVID-19, causes 80% asymptomatic and only 20% critical situation among patients, who are that 20% exactly?

As per my understanding, 20% people belongs to following criteria

1. Aged above 60+

2. Diabetic & severe illness history

3. Previous respiratory illness/infection history ?

4. Tuberculosis history or active infection ?

5. Immunity related disorders

6. Secondary Infectious diseases

Minor queries ?

1. What is the age group maximum affected ?

2. Why Children or kids below 10 age is not affected high level ? is it due to low immunity, which not provokes hyperactivity in alveoli ?

3. Drug addicts/ smoker affected highly or average ?

4. Role of alcoholic people and severity in COVID19 ?

5. questions more.

Let us discuss and share our views...

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