Table 9.
Women: Daily mean of suicide mortality, and switching away from daylight saving time in fall.
| 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- | - | - | - | - | - | - | - | - | ||
Daily mean of suicide mortality during one month period before (-1 m), and after (+1 m) the switch away daylight saving time.
* = DST was not in use in Finland
m = daily mean of suicide mortality
CI = confidence interval of the mean