Latent Growth Curve Modeling for COVID-19 Cases in Presence of Time-Variant Covariate

Table 3

Estimate of coefficients for various GCMs for all countries data from August 2020 to July 2021.

Intercept and slope:
	Linear	Quadratic	Exponential	Latent	Multiphase
τ0	77.1223	77.5197	77.5291	77.2063	77.0714
τ1	−0.0554	−0.3052	−0.0486	−0.2633	−0.5005
τ2		0.0240			0.2096
λ (rate)			15.9286
λ1				−0.1469
λ2				0.3803
λ3				0.7973	0.2749
λ4				1.6157	0.0705
λ5				2.1637	0.8472
λ6				2.4558
λ7				2.4272	0.2223
λ8				1.9969	0.7587
λ9				1.5036	1.2315
λ10				1.1624	1.3624
Covariances:
τ0↔ τ0	231.1603	634.8185	−7.1813	322.9.86	354.4765
τ1↔ τ1	22.4033	383.8042	4.2484	402.1072	2508.8822
τ2↔τ2	1428.2694	3.4922
τ0↔ τ1	−446.6204	−18.0949	−268.0263	−605.1945	−46.4837
τ0↔ τ2	39.8306	35.6665
τ1↔ τ2		−35.5733			−1029.3199

denote significant parameter at .