Table 3

Difference-in-difference: OLS models of the impact of the New Deal policy in Schiphol on CES-D levels of depressive symptoms in LASA participants, 2005–2012

Model 1
(15 km as threshold)
β		Model 2
(10 km as threshold)
β
1. Policy exposure (year=2012)1.279*
(0.635)		1.212
(0.630)
2. Treatment group (=close to Schiphol)0.290
(0.369)		0.762
(0.491)
3. Policy exposure×Treatment0.044
(0.704)		0.570
(0.971)

  • Robust SEs clustered at the postcode level are reported.

  • Further covariates include participants’ age, marital status, employment, retirement, household income, physical functioning and year.

  • Stars represent statistical significance, as follows: *p<0.05; **p<0.01; ***p<0.001.

  • CES-D, Centre for Epidemiologic Studies—Depression; LASA, Longitudinal Aging Study Amsterdam; OLS, ordinary least squares.