Table 4.

Major NPIs effects on the model parameters’ values used of the Phase-1 SEIR and Phase-2 SVEIR models used to assess COVID-19 transmission dynamics in Greece.

Major NPIs	Starting Dates	Network Mean Degree (Age Distribution) [25,30] and Authors Estimations	β (Age Distribution) [26,32] and Authors Estimations	p (Age Distribution) [26,31] and Authors Estimations
School and University closures	11/3/2020	0–9: 6, 10–19: 12, 20–29: 11, 30–39:12, 40–49: 12, 50–59: 11, 60–69: 9, 70+: 7		0–19: 0.5, 20–39: 0.6, 40–69: 0.3, 70+: 0.2
Leisure closure	13–14/03/2020	0–9: 3, 10–19: 3, 20–29: 7, 30–39: 6 40–49: 6, 50–59: 6, 60–69: 8, 70+: 7		0–19: 0.3, 20–39: 0.4, 40–69: 0.3, 70+: 0.2
Private enterprises	18/03/2020	0–19:3, 20–29:6, 30–59: 5, 60–69: 6, 70+: 4
1st national lockdown	23/03/2020	0–19: 3, 20–29: 5, 30–69: 3, 70+: 2		20–29: 0.05, Remainder: 0.02
“Light” masking	4/5/2020		0–49: 0.95β, 50+: 0.8β
Leisure—mass gathering containment	24/08/2020	0–9: 12.62, 10–19: 15.38, 20–29: 12.89, 30–39:12.89, 40–49: 12.27, 50–59: 11.64, 60–69: 9.42, 70+: 7.2
Leisure closure	29/09/2020	0–9: 12.62, 10–19: 15.38, 20–29: 12, 30–39:11, 40–49: 11, 50–59: 11, 60–69: 8, 70+: 7		0–19: 0.6, 20–39: 0.7, 40–69: 0.5, 70+: 0.3
«Heavy” masking +teleworking 50%	24/10/2020	0–9: 13, 10–19: 16, 20–29: 12, 30–39: 10, 40–49: 10, 50–59: 10, 60+: 7	0–19: 0.5β, 20–50: 0.65β, 50+: 0.2β	0–19: 0.5, 20–39: 0.6, 40–69: 0.4, 70+: 0.2
2nd national lockdown	7/11/2020	0–9: 12.62, 10–19: 7, 20–29: 8, 30–69: 7, 70+: 3		0–9: 0.3, 10–19: 0.3, 20–29: 0.1, Remainder: 0.03
Nursery schools—kindergarten—primary schools closure	14/11/2020	0–19: 4, 20–29: 7, 30–69: 5, 70+: 3		20–29: 0.1, Remainder: 0.03