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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