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. Author manuscript; available in PMC: 2013 Jul 2.
Published in final edited form as: J Health Econ. 2011 Jan 18;30(2):221–239. doi: 10.1016/j.jhealeco.2011.01.005

Table 8.

Comparing Effects of FMLA on Birth Outcomes and Infant Mortality in Big-Firm and Small-Firm Counties

Birth Weight (g) Gestation (weeks) LBW Premature Total Infant Mortality Infant Mortality: 28 days – 1 year Infant Mortality: <28 days
WHOLE SAMPLE

Small County * Post * Treatment State 0.7149 (4.3459) −0.0037 (0.0264) −0.0013 (0.0010) 0.0009 (0.0025) 0.0020+ (0.0011) 0.0010 (0.0008) 0.0009 (0.0007)
Big County * Post * Treatment State 2.0436 (6.2221) 0.0206 (0.0337) −0.0008 (0.0024) −0.0027 (0.0029) −0.0002 (0.0003) 0.0001 (0.0001) −0.0002 (0.0003)
N 5,806,400 5,788,023 5,806,400 5,788,023 185,431 185,431 185,431

COLLEGE-ED AND MARRIED SAMPLE

Small County* Post * Treatment State 11.8667 (14.8911) 0.0611 (0.0802) −0.0054 (0.0039) 0.0015 (0.0065) 0.0027 (0.0022) −0.0011 (0.0012) 0.0038** (0.0018)
Big County * Post * Treatment State 14.9578+ (8.8581) 0.0408 (0.0247) −0.0040** (0.0019) −0.0043** (0.0019) −0.0008** (0.0004) −0.0004** (0.0002) −0.0004 (0.0003)
N 680,940 679,539 680,940 679,539 50,651 50,651 50,651

LESS THAN COLLEGE AND SINGLE SAMPLE

Small County* Post * Treatment State −6.5206 (17.1318) 0.1024 (0.0611) −0.0034 (0.0057) 0.0002 (0.0044) −0.0001 (0.0015) −0.0004 (0.0009) 0.0004 (0.0012)
Big County * Post * Treatment State 5.0248 (7.4235) 0.0305 (0.0347) 0.0010 (0.0021) −0.0014 (0.0028) 0.0003 (0.0003) −0.0000 (0.0003) 0.0003 (0.0004)
N 2,085,200 2,079,522 2,085,200 2,079,522 60,026 60,026 60,026

Notes: The results presented here list the coefficients on the difference-in-difference-in-difference effects of the FMLA, separately for “big-firm” and “small-firm” counties. “Big-firm” counties are those that have a conditional probability of employment in a firm with 50+ employees greater than 0.70. “Small-firm” counties are those that have a conditional probability of employment in a firm with 50+ employees less than 0.30. Please refer to notes under Tables 3 abd 4 for details about the sample, controls, and estimation methods. Robust standard errors are clustered on the state. All the regressions are weighted by the cell population.

Significance levels:

+

p<0.10

**

p<0.05

***

p<0.001