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Table 7 Women: Daily mean of suicide mortality and switching into daylight saving time in spring.

From: Relationship between daylength and suicide in Finland

Location Days 1969-80 * 1981-2003(DST1 + DST2)
   -1 m +1 m -1 m +1 m
   m CI m CI m CI m CI
Finland All .024 .020-.028 .026 .023-.029 .027 .024-.030 .030 .027-.033
Helsinki All .055 .048-.062 .043 .031-.055 .043 .034-.052 .049 .040-.059
  T+S+ .042 .014-.071 .052 .020-.083 .047 .019-.076 .055 .035-.076
  T+S- .054 .028-.080 .031 .010-.052 .024 .012-.037 .046 .030-.062
  T-S+ .061 .041-.081 .029 .004-.053 .040 .022-.057 .065 .028-.101
  T-S- .052 .018-.087 - - .049 .020-.079 .044 .024-.065
Oulu All .033 .006-.059 .048 .016-.080 .048 .030-.066 .030 .009-.050
  T+S+ - - - - - - - -
  T+S- - - - - .053 .013-.094 - -
  T-S+ - - - - .067 .018-.117 - -
  T-S- - - - - - - - -
  1. Daily mean of suicide mortality during one month period before (-1 m), and after (+1 m) the switch into 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