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Journal of Population Sciences

Table 1 Effect of agricultural workload on the monthly count of male and female stillbirths

From: Investigation of gender differences in stillbirths in Italian regions at the turn of the nineteenth century

 

(1)

(2)

(3) IRRs

 

SB_M

SB_F

  
 

B

SE

B

SE

SB_M

SB_F

Livebirth_Seasonal_Factor_M

3.963***

(0.381)

    

Livebirth_Seasonal_Factor_F

  

4.388***

(0.368)

  

Marriage_Seasonal_Factor

− 0.147***

(0.054)

− 0.224***

(0.073)

0.863

0.799

Marriage_Seasonal_Factor(− 1)

− 0.180*

(0.100)

− 0.165**

(0.068)

0.835

0.848

Marriage_Seasonal_Factor(− 2)

− 0.013

(0.086)

− 0.020

(0.074)

n.s

n.s

Marriage_Seasonal_Factor(− 3)

0.016

(0.058)

− 0.003

(0.062)

n.s

n.s

Marriage_Seasonal_Factor(− 4)

− 0.080

(0.084)

− 0.140

(0.096)

n.s

n.s

Marriage_Seasonal_Factor(− 5)

− 0.196**

(0.089)

− 0.256***

(0.090)

0.822

0.774

Marriage_Seasonal_Factor(− 6)

− 0.265***

(0.093)

− 0.379***

(0.078)

0.767

0.684

Marriage_Seasonal_Factor(− 7)

− 0.374***

(0.103)

− 0.306***

(0.101)

0.688

0.736

Marriage_Seasonal_Factor(− 8)

− 0.265***

(0.072)

− 0.347***

(0.071)

0.767

0.707

Marriage_Seasonal_Factor(− 9)

− 0.241***

(0.052)

− 0.292***

(0.057)

0.786

0.747

JAN

REF

REF

  

FEB

− 0.036***

(0.014)

− 0.055***

(0.011)

  

MAR

− 0.038*

(0.021)

− 0.078***

(0.018)

  

APR

− 0.079***

(0.025)

− 0.122***

(0.024)

  

MAY

− 0.070***

(0.026)

− 0.117***

(0.026)

  

JUN

− 0.091***

(0.025)

− 0.132***

(0.030)

  

JUL

− 0.084***

(0.025)

− 0.133***

(0.032)

  

AUG

− 0.090***

(0.034)

− 0.151***

(0.040)

  

SEP

− 0.100***

(0.036)

− 0.188***

(0.035)

  

OCT

− 0.059*

(0.032)

− 0.113***

(0.029)

  

NOV

− 0.020

(0.025)

− 0.066***

(0.023)

  

DEC

0.053**

(0.027)

− 0.012

(0.018)

  

trend

0.006***

(0.002)

0.008***

(0.002)

  

N

6000

 

6000

   
  1. Auto-correlation robust standard errors in parentheses (Wooldridge, 1999)
  2. n.s. not significant
  3. *p < 0.10, **p < 0.05, ***p < 0.01