Table 2

Description of the studies included in the meta-analysis (in order of baseline year)

First author, publication yearBaseline yearCountryAge (years)SexNDeathsFollow-up (years)
Kaplan, 1987421965USA60–94Men, women4174DNA17
Kronholm, 2011291972Finland60–64Men, women1210106535
Gale, 1998431973UK≥65Men, women1229115823
Branch, 1984441974USA66–98Men, women12352755
Gangwisch, 2008451982USA60–86Men, women398318778–10
Mallon, 2002301983Sweden60–65Men, women3389112
Jung, 2013391984USA69–96Men, women2001122419
Burazeri, 2003361985Israel≥65Men, women82827610
Rumble, 1992461985UK≥65Men, women10423525
Ruigomez, 1995471986Spain65–97Men, women9892245
Stone, 2009341986USA≥69Women810119226.9
Cohen-Mansfield, 2012481989Israel75–94Men, women1166DNA20
Kim, 2013491990USA≥65Men, womenDNA410312.9
Seki, 2001501990Japan60–74Men, women10651237.5
Lan, 2007371993Taiwan≥64Men, women307913388.4
Leng, 2014511993UK>65Men, women3378246413
Yeo, 2013521993Korea≥60Men, women553812239.4
Kakizaki, 2013311994Japan≥70Men, women9690396010.8
Werle, 2011401994Brazil≥80Men, women1671228.7
Kripke, 2011331995USA60–81Women3557910.5
Castro-Costa, 2011241997Brazil63–75Men, women15124407.5
Chen, 2013531999Taiwan>65Men, women406410049
Suzuki, 2009411999Japan65–85Men, women11 39510045.4
Ensrud, 2012352000USA≥65Men25051803.4
Mesas, 2010542000Spain≥60Men, women38208976.8
Lee, 2014382001China>65Men, women3427245
Zuurbier, 2015322004Holland60–98Men, women10731427.3
  • DNA, data not available.