Bengaluru, Returnees from domestic travel to three Indian states led to a spike in COVID-19 cases in Karnataka in the past 19 hours with 100 new infections, raising the state's tally to 2,282, an official said on Tuesday.

"New cases reported from Monday 5 p.m. to Tuesday noon, 100," said a health official.

In the past 19 hours, 80 people who returned from Maharashtra, Tamil Nadu and Jharkhand tested positive for the virus.

On Tuesday, 46 per cent or 46 cases had an inter-state travel history to Maharashtra, India's Covid hotspot.

Similarly, 21 per cent or 21 cases had inter-state travel history to southern state Tamil Nadu, a bigger Covid sufferer than Karnataka.

Likewise, 13 returnees from Jharkhand have also tested positive.

Incidentally, four new cases also had international travel history to Qatar.

Eighty four per cent of the new cases had a travel history, dwarfing the number of people contracting the disease through contacts.

Unlike before, most positive cases in the state nowadays are people with a travel history to Maharashtra, India's Covid hotspot.

In the past 19 hours, only 12 contracted the virus from earlier positive cases, constituting just 12 per cent of the new cases.

A 47-year-old woman from Davangere is suffering from Severe Acute Respiratory Infection (SARI).

A 27-year-old man from Koppal is suffering from Influenza Like Illness (ILI).

Similarly, another 55-year-old woman from Davangere is suffering from ILI.

Among the new cases, 71 are men and 29 are female, including five cases below 10 years of age.

Seventeen patients got discharged in the past 19 hours, 14 in Belagavi and one each in Kalaburagi, Uttara Kannada and Chikkaballapura.

Bengaluru Urban has seen nine deaths, followed by Kalaburagi and Dakshina Kannada (7 each), Davangere and Vijayapura (4 each), and the remaining from other districts.

Of the 2,182 cases till Monday, 8 per cent were senior citizens, and 61 per cent men and 39 per cent women. The state's patient discharge rate has fallen to 32 per cent.