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Table 1 Characteristics of the studies included in this systematic review and meta-analysis

From: The incidence of post-traumatic stress disorder among survivors after earthquakes:a systematic review and meta-analysis

Author Year Study design Region Richer scale Questionnaire Clinical interview Time after earthquake (month) Victims with PTSD Total sample size Quality evaluation
Wu et al [22] 2006 Cross-sectional Chi-Chi,Taiwan 7.3 NO MINI 36 18 405 5
Chou et al [23] 2005 Cross-sectional Chi-Chi,Taiwan 7.3 NO MINI 6 35 442 6
Flores et al [24] 2014 Cross-sectional Pisco, Peru 7.9 PCL-C NO 48 161 1012 6
Kadak et al [25] 2013 Cross-sectional Van, Turkey 7.2 CPTSD-RI NO 6 295 725 5
Zhou et al [26] 2015 Cross-sectional Wenchuan, China 8.0 PCL-C NO 12 224 817 5
Emin et al [27] 2006 Cross-sectional Marma, Turkey 7.4 TSSC NO 36 131 683 5
Metin et al [28] 2004 Cross-sectional Marma, Turkey 7.4 TSSC NO 14 177 950 6
Zhang et al [29] 2015 Cross-sectional Wenchuan, China 8.0 PCL-C NO 60 63 684 6
Peng et al [30] 2009 Cross-sectional Wenchuan, China 8.0 HTQ NO 2.5 251 447 7
Roussos et al [31] 2005 Cross-sectional Ano Liosia, Greece 5.9 PTSD-RI NO 3 87 1937 4
Jude et al [32] 2015 Cross-sectional Haiti 7.0 IES-R NO 30 322 872 5
Fu et al [33] 2013 Cross-sectional Wenchuan, China 8.0 PCL-C NO 12 420 2987 5
Hsu et al [34] 2002 Cross-sectional Chi-Chi,Taiwan 7.3 NO ChIPS 1.5 70 323 7
Jia et al [35] 2015 Cross-sectional Wenchuan, China 8.0 CPSS NO 12 179 631 5
Tian et al [36] 2014 Cross-sectional Wenchuan, China 8.0 PCL-C SCID 36 261 4604 6
Wang et al [37] 2013 Cross-sectional Yingjiang, China 5.8 CPSS NO 1 445 1198 4
Zhang et al [38] 2015 Longitudinal study Lushan, China 7.0 CRIES NO 3 834 2229 5
        6 556 2299  
Cem et al [39] 2013 Cross-sectional Konya, Turkey 4.3 CPTSD-RI NO 6 110 450 7
Chan et al [40] 2011 Cross-sectional Wenchuan, China 8.0 IES-R NO 7.5 526 1725 5
Fan et al [41] 2011 Cross-sectional Wenchuan, China 8.0 PTSD-SS NO 6 329 2081 6
Guo et al [42] 2014 Longitudinal study Wenchuan, China 8.0 IES-R NO 2 620 1066 6
        8 297 1344  
        14 239 1210  
        26 223 1174  
        44 102 1281  
Jia et al [43] 2013 Longitudinal study Wenchuan, China 8.0 CPTSD-RI NO 15 74 596 7
        36 46 430  
Ying et al [44] 2013 cross-sectional Wenchuan, China 8.0 CPSS NO 12 262 3052 5
Xu et al [45] 2011 cross-sectional Wenchuan, China 8.0 PCL NO 12 835 2080 6
Ali et al [46] 2012 cross-sectional Kashmir, Pakistan 7.6 DTS NO 30 124 300 5
Ayub et al [47] 2012 cross-sectional Kashmir, Pakistan 7.6 CRIES NO 18 699 1078 6
Jude et al [48] 2014 cross-sectional Haiti 7.0 IES-R NO 30 498 1355 6
Gigantesco et al [49] 2013 cross-sectional L’Aquila, Italy 6.3 NO Mini 12 39 957 7
Liu et al [50] 2010 Longitudinal study Wenchuan, China 8.0 PCL-C NO 4 165 1474 6
        6 129 1474  
        9 100 1474  
        12 84 1474  
Naeem et al [51] 2011 cross-sectional Kashmir, Pakistan 7.6 TSSC NO 18 601 1291 7
Parvaresh et al [52] 2009 cross-sectional Bam,Iran 6.3 NO Watson interview 4 182 433 5
Takeda et al [53] 2013 cross-sectional Great East Japan 9.0 IES-R NO 9 118 1180 5
Wang et al [54] 2011 cross-sectional Wenchuan, China 8.0 PTSD-SS NO 1 257 409 7
Wang et al [55] 2013 cross-sectional Wenchuan, China 8.0 PCL-C NO 42 145 319 6
Wang et al [56] 2012 cross-sectional Wenchuan, China 8.0 CRIES NO 10 522 1841 7
Wen et al [57] 2012 cross-sectional Wenchuan, China 8.0 PCL-C NO 36 113 2525 6
Yuqing et al [6] 2011 cross-sectional Wenchuan, China 8.0 IES-R NO 2 790 956 4
Zhang et al [5] 2012 Longitudinal study Wenchuan, China 8.0 PCL-C NO 6 53 548 5
        12 7 584  
        18 9 548  
Zhang et al [58] 2011 cross-sectional Wenchuan, China 8.0 PCL-C NO 12 311 1181 6
Zhen et al [59] 2012 cross-sectional Yushu, China 7.1 PCL-C NO 3 170 505 5
Hou et al [60] 2011 Longitudinal study Wenchuan, China 8.0 PCL-C NO 3 613 1677 5
        6 515 1677  
        9 416 1677  
        12 373 1677  
Lau et al [61] 2010 cross-sectional Wenchuan, China 8.0 CRIES NO 1 741 3324 4
Liu et al [62] 2010 cross-sectional Wenchuan, China 8.0 PCL-C NO 9 346 569 6
Ying et al [63] 2014 cross-sectional Wenchuan, China 8.0 CPSS NO 12 101 788 5
Kun et al [64] 2013 cross-sectional Wenchuan, China 8.0 HTQ NO 3 529 1820 7
Sezgin et al [65] 2012 cross-sectional South Eastern Turkey 6.4 PDS NO 12 764 1253 5
  1. MINI mini international neuropsychiatric interview, PCL-C PTSD checklist-civilian version, CPTSD-RI child PTSD–reaction index, TSSC traumatic stress symptom checklist, HTQ harvard trauma questionnaire, PTSD-RI PTSD reaction index, IES-R impact of event scale-revised, ChIPS children’s interview for psychiatric syndromes, CPSS child PTSD symptom scale, SCID structured clinical interview for DSM-IV disorders, CRIES children's revised impact of event scale, PTSD-SS PTSD self-rating scale, DTS Davidson trauma scale, PCL PTSD checklist, PDS post traumatic stress diagnostic scale