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Journal of Population Sciences

Table 3 The calendar effect on the daily female births in Italian macro-areas from 1 January 1999 to 30 June 2016

From: One day is not as good as another…at least not across the entire territory of Italy: an analysis of the differences in the daily distribution of births across Italian macro-regions, 1999–2016

 

1—NW

2—NE

3—C

4—C

5—IS

IRR

S.E.

IRR

S.E.

IRR

S.E.

IRR

S.E.

IRR

S.E.

Day of the month

 1

0.979**

(0.008)

0.988

(0.009)

0.976**

(0.010)

0.964***

(0.010)

0.976*

(0.013)

 2

0.967***

(0.008)

0.990

(0.010)

0.998

(0.010)

0.993

(0.010)

0.996

(0.013)

 3

0.983**

(0.008)

0.996

(0.009)

1.014

(0.010)

1.014

(0.010)

1.005

(0.013)

 4

0.999

(0.008)

0.995

(0.009)

1.000

(0.009)

1.010

(0.010)

1.014

(0.013)

 5

0.979***

(0.008)

0.987

(0.009)

1.001

(0.009)

1.002

(0.010)

1.005

(0.013)

 6

0.972***

(0.008)

0.980**

(0.009)

0.991

(0.009)

0.990

(0.010)

1.003

(0.013)

 7

0.974***

(0.008)

0.985

(0.009)

0.995

(0.009)

1.002

(0.010)

1.009

(0.013)

 8

0.992

(0.008)

0.994

(0.009)

1.003

(0.009)

0.999

(0.010)

1.021

(0.013)

 9

0.965***

(0.008)

0.980**

(0.009)

0.990

(0.009)

0.993

(0.010)

1.010

(0.013)

 10

0.987

(0.008)

0.985

(0.009)

1.003

(0.009)

1.005

(0.010)

1.012

(0.013)

 11

0.983**

(0.008)

0.980**

(0.009)

1.004

(0.010)

0.998

(0.010)

1.006

(0.013)

 12

0.974***

(0.008)

0.982**

(0.009)

1.001

(0.009)

0.994

(0.010)

1.009

(0.013)

 13

0.964***

(0.008)

0.972***

(0.009)

0.980**

(0.009)

0.978**

(0.010)

0.978*

(0.012)

 14

0.980**

(0.008)

0.986

(0.009)

0.990

(0.009)

0.968***

(0.009)

0.996

(0.013)

 15

Ref

Ref

Ref

Ref

Ref

 16

0.979**

(0.008)

0.989

(0.009)

0.981**

(0.009)

0.993

(0.010)

1.007

(0.013)

 17

0.950***

(0.008)

0.959***

(0.009)

0.962***

(0.010)

0.912***

(0.009)

0.969**

(0.013)

 18

0.984*

(0.008)

1.001

(0.009)

1.011

(0.010)

1.015

(0.010)

1.034***

(0.013)

 19

0.983**

(0.008)

0.992

(0.009)

0.994

(0.009)

1.001

(0.010)

1.013

(0.013)

 20

0.989

(0.008)

0.995

(0.009)

1.012

(0.010)

1.012

(0.010)

1.026**

(0.013)

 21

0.981**

(0.008)

0.987

(0.009)

1.000

(0.009)

1.004

(0.010)

1.007

(0.013)

 22

0.981**

(0.008)

0.980**

(0.009)

0.996

(0.009)

0.977**

(0.010)

1.006

(0.013)

 23

0.987

(0.008)

0.978**

(0.009)

0.997

(0.009)

0.986

(0.010)

1.009

(0.013)

 24

0.991

(0.008)

0.998

(0.009)

1.022**

(0.010)

1.000

(0.010)

1.017

(0.013)

 25

0.970***

(0.008)

0.978**

(0.009)

1.001

(0.010)

0.974***

(0.010)

0.977*

(0.013)

 26

0.973***

(0.008)

0.981**

(0.009)

0.995

(0.010)

0.991

(0.010)

1.009

(0.013)

 27

0.980**

(0.008)

0.988

(0.009)

0.995

(0.009)

1.014

(0.010)

1.019

(0.013)

 28

0.980**

(0.008)

0.988

(0.009)

1.001

(0.009)

1.001

(0.010)

1.003

(0.013)

 29

0.966***

(0.008)

0.982*

(0.009)

0.980**

(0.009)

0.961***

(0.010)

0.987

(0.013)

 30

0.980**

(0.008)

0.996

(0.010)

0.992

(0.010)

0.978**

(0.010)

0.980

(0.013)

 31

0.968***

(0.010)

0.981*

(0.011)

0.967***

(0.011)

0.967***

(0.011)

0.999

(0.015)

Day of the week

 Sunday

0.768***

(0.003)

0.768***

(0.004)

0.719***

(0.003)

0.556***

(0.003)

0.612***

(0.004)

 Monday

0.997

(0.004)

0.988***

(0.004)

0.971***

(0.004)

0.977***

(0.004)

0.995

(0.006)

 Tuesday

1.038***

(0.004)

1.008*

(0.004)

1.040***

(0.005)

1.051***

(0.005)

1.079***

(0.006)

 Wednesday

Ref

Ref

Ref

Ref

Ref

 Thursday

1.037***

(0.004)

0.996

(0.004)

1.016***

(0.004)

0.996

(0.005)

1.021***

(0.006)

 Friday

1.020***

(0.004)

1.026***

(0.005)

0.987***

(0.004)

0.959***

(0.004)

1.015**

(0.006)

 Saturday

0.820***

(0.003)

0.828***

(0.004)

0.863***

(0.004)

0.797***

(0.004)

0.810***

(0.005)

 Fri_17

0.961**

(0.017)

0.998

(0.019)

0.977

(0.019)

0.947***

(0.020)

0.980

(0.025)

 End/first of the year

0.827***

(0.014)

0.823***

(0.015)

0.798***

(0.015)

0.609***

(0.013)

0.672***

(0.018)

 Civil feast

0.860***

(0.011)

0.848***

(0.013)

0.785***

(0.012)

0.669***

(0.011)

0.688***

(0.015)

 Christmas

0.803***

(0.011)

0.817***

(0.013)

0.759***

(0.012)

0.602***

(0.011)

0.661***

(0.015)

 Other rel. Feast

0.817***

(0.008)

0.831***

(0.009)

0.798***

(0.009)

0.639***

(0.008)

0.680***

(0.011)

 All Souls’ day

0.889***

(0.020)

0.907***

(0.023)

0.847***

(0.022)

0.718***

(0.020)

0.807***

(0.029)

N

6391

6391

6391

6391

6391

 Pseudo R2

0.134

0.119

0.130

0.180

0.150

 Likelihood-ratio test of alpha = 0 (chi-pvalue)

240.1 (0.000)

146.3 (0.000)

159.02 (0.000)

1086.3 (0.000)

243.9 (0.000)

  1. Exponentiated coefficients reported. Controlling for month of birth and for year fixed effects. Standard errors in parentheses
  2. *p < 0.10, **p < 0.05, ***p < 0.01