|
Gonik et al. (2000) [19]
|
Cross-sectional
|
+
| | |
+
| |
+
| |
|
Schupfner et al. (2002) [20]
|
Cross-sectional
|
+
|
+
| |
+
|
++
|
+
|
+
|
|
Taylor et al. (2002) [21]
|
Cross-sectional
| | | |
+
|
++
|
++
|
+
|
|
Zimmerman et al. (2002) [22]
|
Cross-sectional
|
+
| |
+
|
+
|
++
|
+
|
+
|
|
Davis et al. (2003) [23]
|
Cross-sectional
|
+
| |
+
|
+
|
++
|
+
|
+
|
|
Milledge et al. (2003) [24]
|
Cross-sectional
|
+
|
+
|
+
|
+
|
++
|
+
|
+
|
|
Jungbauer-Gans et al. (2003) 1st part [25]
|
Cross-sectional
|
+
| | |
+
| |
+
|
+
|
|
Jungbauer-Gans et al. (2003) 2nd part [25]
|
Cross-sectional
|
+
| | |
+
| |
++
|
+
|
|
Wilson et al. (2004) [26]
|
Cross-sectional
|
+
|
+
|
+
|
+
|
++
|
+
|
+
|
|
Russell et al. (2004) [27]
|
Cross-sectional
|
+
|
+
|
+
|
+
|
++
|
+
|
+
|
|
Petousis-Harris et al. (2005) [28]
|
Cross-sectional
|
+
|
+
| |
+
| |
+
| |
|
Clark et al. (2006) [29]
|
Cross-sectional
|
+
| | |
+
| |
+
| |
|
Davis et al. (2007) [30]
|
Cross-sectional
|
+
|
+
| |
+
| |
+
|
+
|
|
Gust et al. (2008) [31]
|
Cross-sectional
|
+
| | |
+
|
++
|
+
|
+
|
|
Goodyear-Smith et al. (2009) [32]
|
Cross-sectional
|
+
|
+
|
+
|
+
|
++
|
++
|
+
|
|
Study (first author)
|
Study design
|
Selection
| | | |
Comparability
|
Exposure
|
|
Case definition adequate?
|
Representativeness of the cases
|
Selection of controls
|
Definition of controls
|
Based on design and analysis
|
Ascertainment of exposure
|
Same method for cases and controls
|
Non-response rate
|
|
Salmon et al. (2008) [33]
|
Case–control
|
+
|
+
|
+
|
+
|
+
| |
+
| |
