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Table 2 Effects of publicized suicide stories and Internet use on the monthly suicide rate, 1987–2005 (n = 218)

From: Media suicide-reports, Internet use and the occurrence of suicides between 1987 and 2005 in Japan

  Males Females
  Coefficient Standard Error t-statistics Coefficient Standard Error t-statistics
Intercept 6.6852**** 0.0650 102.82 6.3286**** 0.0744 85.10
Newspaper suicide reports in the previous month 0.0001*** 0.0000 3.44 0.0001*** 0.0000 3.97
Prevalence of Internet use in the previous month 0.0016* 0.0008 1.98 0.0001 0.0009 0.09
National jobless rate in the previous month 0.1270**** 0.0208 6.09 0. 0172 0.0238 0.72
February -0.0712**** 0.0149 -4.78 -0.0722**** 0.0165 -4.38
March 0.1127**** 0.0174 6.49 0.1434**** 0.0193 7.44
April 0.1169**** 0.0188 6.21 0.1703**** 0.0209 8.16
May 0.1461**** 0.0196 7.45 0.1975**** 0.0217 9.09
June 0.0853*** 0.0202 4. 22 0.1211**** 0.0224 5.41
July 0.0715 0.0206 3.47 0.1068**** 0.0228 4.68
August 0.0159 0.0201 0.79 0.0516* 0.0223 2.31
September 0.0207 0.0195 1.06 0.0243 0.0216 1.13
October 0.0484** 0.0184 2.62 0.0518* 0.0204 2.53
November -0.0056 0.0167 -0.33 0.0245 0.0185 1.32
December -0.0480** 0.0163 -2.95 -0.0117 0.0181 -0.64
  R 2 = 0.96, DW = 1.81 R 2 = 0.80, DW = 2.02
  1. *P < 0.05, **P < 0.01, ***P < 0.001, ****P < 0.0001