TABLE 8.

Estimates of selected variables on the direct impact of COVID‐19 in Spain from integrated data using a new estimation method based on calibration and XGBoost PSA (${\widehat{Y}}_{CPSA-{\alpha }_0-x}$) and direct calibration of the integrated sample (${\widehat{Y}}_{REF}$).

	Individual samples				Integrated sample
	Probability		Nonprobability		${\widehat{Y}}_{CPSA-{\alpha }_0-x}$		${\widehat{Y}}_{REF}$
Variable	Estimation	CI	Estimation	CI	Estimation	CI	Estimation	CI
V1	0.127	0.106–0.148	0.095	0.073–0.117	0.112	0.090–0.134	0.122	0.102–0.142
V2	0.306	0.277–0.336	0.291	0.256–0.325	0.299	0.265–0.333	0.285	0.258–0.313
V3	0.147	0.076–0.219	0.146	0.045–0.247	0.188	0.123–0.253	0.186	0.113–0.259
V4	0.716	0.625–0.807	0.688	0.555–0.820	0.650	0.567–0.734	0.660	0.484–0.837
V5	0.116	0.051–0.180	0.104	0.017–0.191	0.111	0.063–0.159	0.104	0.019–0.189
V6	0.021	0.000–0.050	0.042	0.000–0.099	0.012	0.000–0.031	0.037	0.000–0.088