Table 3

Astronomical seasons and men's (M) and women's (W) suicide mortality

Area

Selected Days

Astronomical season


Winter

Spring

Summer

Fall


M

Finland

All

.099

.094-.103

.120

.115-.125

.117

.112-.122

.106

.101-.111

Helsinki

All

.128

.120-.136

.138

.128-.148

.135

.123-.147

.131

.122-.140

T+

S+

.123

.099-.146

.135

.122-.147

.139

.122-.156

.137

.120-.155

S-

.113

.092-.134

.144

.125-.163

.142

.120-.164

.115

.099-.132

T-

S+

.122

.108-.136

.146

.128-.163

.130

.117-.143

.133

.118-.147

S-

.122

.097-.146

.140

.120-.161

.129

.112-.146

.144

.116-.172

Oulu

All

.119

.098-.140

.141

.123-.160

.159

.138-.180

.131

.113-.150

T+

S+

.107

.050-.163

.134

.103-.165

.162

.112-.212

.152

.077-.227

S-

.097

.059-.135

.126

.082-.170

.175

.132-.217

.147

.101-.193

T-

S+

.124

.094-.154

.167

.132-.203

.156

.115-.197

.117

.073-.161

S-

.097

.045-.148

.138

.110-.166

.132

.086-.178

.144

.083-.205

W

Finland

All

.025

.023-.027

.031

.030-.032

.029

.028-.031

.028

.027-030

Helsinki

All

.046

.042-.050

.050

.045-.054

.049

.045-.054

.048

.043-.053

T+

S+

.038

.028-.048

.056

.046-.065

.049

.039-.058

.056

.043-.069

S-

.051

.033-.069

.049

.041-.056

.046

.034-.058

.052

.042-.062

T-

S+

.042

.036-.049

.046

.034-.057

.049

.040-.057

.049

.039-.059

S-

.052

.039-.065

.052

.042-.062

.051

.041-.061

.045

.031-.059

Oulu

All

.036

.029-.044

.040

.030-.049

.042

.032-.051

.039

.029-.048

T+

S+

.032

.006-.058

.031

.016-.046

.042

.023-.061

.049

.013-.086

S-

.037

.015-.058

.030

.015-.043

.047

.020-.074

.020

.005-.036

T-

S+

.041

.019-.063

.051

.028-.074

.037

.019-.055

.043

.019-.067

S-

.028

.000-.055

.045

.020-.069

.042

.020-.063

.047

.018-.076


Daily mean of suicide mortality and confidence interval of the mean in aggregate over the years from 1969 to 2003 for men and women, during astronomical seasons in Finland, Helsinki and Oulu, and according to daily changes (+/-) in temperature (T) and sunshine hours(S) in Helsinki and Oulu.

Winter: 21.12-20.03

Spring: 21.03-20.06

Summer: 21.06-22.09

Fall: 23.09-20.12

Hiltunen et al. Journal of Circadian Rhythms 2011 9:10   doi:10.1186/1740-3391-9-10

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