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Table 9 Women: Daily mean of suicide mortality, and switching away from daylight saving time in fall.

From: Relationship between daylength and suicide in Finland

Location

Days

1969-80 *

1981-94 (DST1)

   

-1 m

+1 m

-1 m

+1 m

   

m

CI

m

CI

m

CI

m

CI

Finland

All

.028

.025-.032

.029

.026-.033

.029

.024-.033

.035

.031-.039

Helsinki

All

.052

.039-.064

.048

.033-.062

.046

.030-.061

.064

.049-.078

 

T+

S+

.071

.045-.097

.039

.019-.058

-

-

.074

.040-.108

  

S-

-

-

.069

.033-.104

.049

.015-.084

.058

.033-.083

 

T-

S+

.049

.025-.073

.055

.021-.089

.052

.031-.073

.067

.038-.096

  

S-

.070

.022-.118

.023

.001-.046

.032

.005-.059

.065

.026-.103

Oulu

All

.033

.011-.055

.043

.006-.081

.020

.001-.040

.024

.001-.047

 

T+S+

-

-

-

-

-

-

-

-

 

T+S-

-

-

-

-

-

-

-

-

 

T-S+

-

-

-

-

-

-

-

-

 

T-S-

-

-

-

-

-

-

-

-

  1. Daily mean of suicide mortality during one month period before (-1 m), and after (+1 m) the switch away daylight saving time.
  2. * = DST was not in use in Finland
  3. m = daily mean of suicide mortality
  4. CI = confidence interval of the mean