Table 1.

ARMA model parameters before COVID-19 intervention.

Model arameters	New Delhi	Delhi	Bangalore	Ahmedabad	Nagpur	Gandhinagar	Mumbai
AR (coefficients)	1 (− 0.99)	1 (− 0.999)	1 (− 1)	1 (− 0.776)	1 (− 1)	2 (− 1.37; 0.373)	2 (− 1.50; 0.508)
MA (coefficients)	1 (− 0.90)	1 (− 0.88)	2 (− 0.664; − 0.332)	2 (− 0.776; − 0.2246)	2 (− 0.527; − 0.470)	1 (− 0.99)	1 (− 0.938)
Log likelihood	− 2,663	− 2,695	− 2,711	− 2,916	− 2,614	− 2,883	− 2,945
AIC	5,329	5,393	5,428	5,838	5,234	5,772	5,896
Magnitude	− 3.73E15	− 2.19E15	− 8.27E14	− 1.8E15	− 1.26E15	− 1.322E15	− 1.732E15
Standard error	1.67E15	1.716E15	− 2.872E14	3.76E14	5.96E14	4.872E14	1.38E15