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Table 11 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 *

1995-2003 (DST2)

  

-1 m

+1 m

-1 m

+1 m

  

m

CI

m

CI

m

CI

m

CI

Finland

All

.029

.026-.032

.025

.022-.029

.032

.026-.038

.027

.022-.032

Helsinki

All

.044

.029-.058

.042

.033-.051

.054

.039-.070

.035

.026-.044

 

T+S+

.032

.011-.052

.058

.019-.097

.104

.050-.159

.053

.002-.104

 

T+S-

.055

.027-.083

.074

.036-.112

.049

.015-.083

-

-

 

T-S+

.046

.015-.076

.032

.010-.054

.034

.002-.067

.040

.016-.065

 

T-S-

.026

.001-.051

-

-

.064

.030-.099

-

-

Oulu

All

.038

.005-.072

.032

.010-.054

.027

.004-.051

.051

.012-.090

 

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