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. Author manuscript; available in PMC: 2019 Sep 1.
Published in final edited form as: J Health Econ. 2018 Aug 13;61:134–150. doi: 10.1016/j.jhealeco.2018.07.004

Table 5:

Difference-in-Difference Estimates of the Effect of Drilling on Alternative Health Measures


(1) (2) (3) (4) (5) (6) (7)
Birth Weight APGAR < 8 Gestation SGA Congenital Anomaly Summary Index

Within 2.5 km * post-drilling −47.02*** 0.0251** −0.0143 0.0181** −0.00193 0.0264**
(12.16) (0.0101) (0.0664) (0.00764) (0.00189) (0.0101)
Observations 21,583 21646 21,631 21524 21,646 21646
R-squared 0.061 0.029 0.020 0.040 0.008 0.045
Pre-drilling Mean 3340 0.104 38.74 0.0993 0.00562 −0.0372

Notes: Each coefficient is from a different regression. See Table 4 for details about included covariates.

Significance:

*

p<0.10,

**

p<0.05,

***

p<0.01.