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Table 10 Men: 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

.101

.094-.108

.101

.093-.110

.105

.095-.115

.097

.088-.105

Helsinki

All

.126

.108-.145

.140

.119-.161

.118

.079-.157

.106

.090-.121

 

T+S+

.116

.073-.159

.181

.078-.285

.128

.045-.212

.080

.033-.128

 

T+S-

.134

.085-.182

.072

.017-.127

.117

.059-.176

.109

.075-.142

 

T-S+

.135

.079-.191

.177

.105-.249

.112

.071-.153

.093

.054-.131

 

T-S-

.152

.072-.233

.204

.093-.314

.099

.035-.163

.104

.066-.142

Oulu

All

.131

.089-.173

.106

.058-.154

.145

.096-.195

.169

.107-.230

 

T+S+

-

-

-

-

-

-

-

-

 

T+S-

.104

.003-.205

-

-

.200

.069-.332

-

-

 

T-S+

.167

.050-.284

.085

.001-.169

-

-

-

-

 

T-S-

-

-

-

-

.148

.006-.290

-

-

  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