Alam et al. [14] (2011) |
★ |
★ |
★ |
★ |
|
★ |
★ |
★ |
Alam et al. [13] (2013) |
★ |
★ |
★ |
★ |
|
★ |
★ |
★ |
Baldwin et al. [24] (1991) |
★ |
★ |
★ |
★ |
★★ |
★ |
★ |
★ |
Birkeland et al. [15] (2013) |
★ |
★ |
★ |
★ |
★★ |
★ |
★ |
★ |
Bismark et al. [38] (2013) |
★ |
★ |
★ |
★ |
★★ |
★ |
★ |
★ |
Donaldson et al. [39] (2014) |
★ |
★ |
★ |
★ |
|
★ |
★ |
★ |
Elkin et al. [18] (2011) |
★ |
★ |
★ |
★ |
★ |
★ |
★ |
★ |
Ely et al. [26] (1999) |
★ |
★ |
★ |
★ |
★★ |
★ |
★ |
★ |
Goldenbaum et al. [36] (2008) |
★ |
★ |
★ |
★ |
|
★ |
★ |
★ |
Hickson et al. [27] (2002) |
★ |
★ |
★ |
★ |
★★ |
★ |
★ |
★ |
Khaliq et al. [19] (2005) |
★ |
★ |
★ |
★ |
★★ |
★ |
★ |
★ |
Pande et al. [37] (2013) |
★ |
★ |
★ |
★ |
|
★ |
★ |
★ |
Papadakis et al. [20] (2008) |
★ |
★ |
★ |
★ |
★★ |
★ |
★ |
★ |
St George[32] (2003) |
★ |
★ |
★ |
★ |
|
★ |
★ |
★ |
Tamblyn et al. [33] (2007) |
★ |
★ |
★ |
★ |
★★ |
★ |
★ |
★ |
Taragin et al. [28] (1992) |
★ |
★ |
★ |
★ |
★ |
★ |
★ |
★ |
Weycker et al. [30] (2000) |
★ |
★ |
★ |
★ |
★★ |
★ |
★ |
★ |
Case-control and Cross-sectional studies |
|
Selection |
Comparability |
Exposure |
|
Case definition |
Representativeness of cases |
Selection of controls |
Definition of controls |
Comparability of cases and controls |
Ascertainment of exposure |
Method of ascertainment for cases and controls |
Non-response rate |
Cardarelli et al. [16] (2004) |
★ |
★ |
★ |
★ |
★★ |
★ |
★ |
★ |
Clay et al. [17] (2003) |
★ |
★ |
★ |
★ |
★★ |
★ |
★ |
|
Kohatsu et al. [6] (2004) |
★ |
★ |
★ |
★ |
★★ |
★ |
★ |
|
Morrison et al. [7] (1998) |
★ |
★ |
★ |
★ |
★★ |
★ |
★ |
★ |
Papadakis et al. [8] (2004) |
★ |
★ |
★ |
★ |
★★ |
★ |
★ |
|
Papadakis et al. [9] (2005) |
★ |
★ |
★ |
★ |
★★ |
★ |
★ |
★ |
Yates et al. [22] (2010) |
★ |
★ |
★ |
★ |
★★ |
★ |
★ |
|
Balch et al. [23] (2011) |
|
|
★ |
★ |
★★ |
|
★ |
|
Chauhan et al. [25] (2005) |
|
★ |
★ |
★ |
★★ |
|
★ |
|
Nash et al. [35] (2009) |
|
|
★ |
★ |
★★ |
|
★ |
|
Nash et al. [34] (2009) |
★ |
|
★ |
★ |
|
|
★ |
|
Unwin et al. [5] (2014) |
★ |
★ |
★ |
★ |
★★ |
★ |
★ |
★ |
Wakeford et al. [21] (2011) |
★ |
★ |
★ |
★ |
|
★ |
★ |
★ |
Weisman et al. [29] (1988) |
|
★ |
★ |
★ |
★★ |
|
★ |
|
Wu et al. [31] (2009) |
|
★ |
★ |
★ |
★★ |
|
★ |
|