Research Article

Association between the Lymphotoxin-α A252g Gene Polymorphism and the Risk of Sepsis and Mortality: A Meta-Analysis

Table 1

Characteristics of case-control studies.

Author [Ref]CountryEthnicityAgeSepsis sourceSepsis typeSNP methodHWEPrimerBMSepsis definition

Stuber et al. [11]GermanyCaucasian>18ICUSSPCRYesYesNoYes
Stuber et al. [12]GermanyCaucasianNAICUSSPCRYesYesNoYes
Fang et al. [13]GermanyCaucasian>18ICUSSPCRNoYesNoYes
Majetschak et al. [14]GermanyCaucasian≥18TraumaSSPCRYesYesNoYes
Schroder et al. [15]GermanyCaucasian>18ICUSPCRYesYesNoYes
Schroeder et al. [16]GermanyCaucasian>18SICUSSPCRYesYesNoYes
Waterer et al. [17]AmericanMixed≥18CAPSSPCRYesYesYesYes
Rauchschwalbe et al. [18]GermanyCaucasian>18SurgeryS, SSMS-PCRYesYesNoYes
Majetschak et al. [19]NetherlandCaucasian≥18TraumaSSPCR-RFLPYesYesNoYes
Schaaf et al. [20]GermanyCaucasian≥18CAPS, SS, SSHPCRYesYesNoYes
Calvano et al. [21]AmericanMixed≥18SICUSH, SPCRYesYesYesYes
Zhang 1 et al. [22]ChinaAsian≥18ASPSHPCRNoYesNoYes
Zhang 2 et al. [23]ChinaAsian≥18ASBPSHPCRNoYesNoYes
Balding et al. [24]IrelandCaucasianChildSepsisSPCRNoYesNoNo
Riese et al. [25]GermanyCaucasian>18SurgerySPCRNoYesNoYes
Kahlke et al. [26]GermanyCaucasian≥18SurgerySPCR-RFLPYesYesNoYes
Gordon et al. [27]UKCaucasian≥18ICUSS, SSHPCR-RFLPYesYesYesYes
Nakada et al. [28]JapanAsian≥18ICUSPCR-RFLPYesYesNoYes
Watanabe et al. [37]JapanAsian>18ICUS, SSHPCRNAYesNoYes
Schueller et al. [30]GermanyCaucasianInfantSepsisSPCRYesYesYesYes
Garnacho et al. [31]SpainCaucasian>18ICUS, SS, SSHPCRYesYesNoYes
García-Segarra et al. [32]SpainCaucasian>18ICUS, SS, SSHPCRYesNoNoYes
Menges et al. [33]GermanyCaucasian≥18TraumaSPCRYesYesYesYes
Read et al. [34]UKMixedMixSepsisSPCRYesYesNoNo
Carregaro et al. [35]BrasilMixed≥18ICUS, SS, SSHTaqmanYesYesNoYes
Gu et al. [36]ChinaAsian≥18TraumaSPCRYesNoNoYes
Watanabe et al. [37]AmericanMixed≥18ICUS, SSPCRNoNoYesYes
Sole-Violan et al. [38]SpainCaucasian≥18CAPS, SS, SSHPCRYesYesNoYes
Song et al. [39]ChinaAsian≥18SepsisS, SSPCRNoYesNoYes
Azevedo et al. [40]BrazilMixed<18ICUS, SS, SSHPCR-RFLPYesNoNoYes
Baghel et al. [41]IndianAsian>18SurgerySPCRYesYesNoYes
Montoya-Ruiz et al. [42]AmericanCaucasian>18EmergencySPCRYesYesNoYes

S: sepsis; SS: severe sepsis; SSH: septic shock; NA: not available; HEW: Hardy-Weinberg equilibrium; PCR: Polymerase chain reaction; PCR-RFLP: Polymerase Chain Reaction-Restriction Fragment Length Polymorphism; BM: blind method.