The Association between Deliberate Self-Harm and School Bullying Victimization and the Mediating Effect of Depressive Symptoms and Self-Stigma: A Systematic Review
Table 4
The appraisal of the methodological integrity of the studies in the present systematic review performed by two independent researchers in accordance with the NOKC instrument assessment criteria (n=13) for the cross-sectional studies (both analytic comparative and noncomparative studies), and the CASP instrument criteria for the cohort studies.
Independent Assessment #1
Independent Assessment #2
NOKC INSTRUMENT
NOKC INSTRUMENT
Methodological Integrity Criteria
Methodological Integrity Criteria
CR1
CR2
CR3
CR4
CR5
CR6
CR7
CR8
CR9
CR 10
CR 11
CR12
CR 13
CR1
CR2
CR3
CR4
CR5
CR 6
CR7
CR8
CR9
CR10
CR11
CR12
CR13
Authors and year of publication
Brunner et al. 2014
V
V
NA
NA
NR
PV
V
V
V
NA
NA
V
V
V
V
NA
NA
V
NV
V
V
V
NA
NA
V
V
Brunstein Klomek et al. 2016
V
V
NA
NA
NR
PV
V
V
V
NA
NA
V
V
V
V
NA
NA
NV
V
V
V
V
NA
NA
V
NR
Claes et al. 2015
V
V
NA
NA
V
V
V
V
V
NA
NA
PV
V
V
V
NA
NA
V
V
V
V
V
NA
NA
PV
V
Elgar et al. 2014
V
V
NA
NA
V
V
V
V
V
NA
NA
V
V
V
V
NA
NA
V
V
V
V
V
NA
NA
V
V
Espelage & Holt 2013
V
V
NA
NA
V
V
V
PV
V
NA
NA
V
V
V
V
NA
NA
V
V
V
PV
V
NA
NA
V
V
Ford et al. 2013
V
V
V
NR
V
PV
V
V
V
V
V
PV
V
V
V
V
NR
V
PV
V
V
V
V
V
V
V
Garich & Wilson 2010
V
V
NA
NA
NV
V
V
V
V
NA
NA
PV
V
V
V
NA
NA
NV
V
V
V
V
NA
NA
PV
V
Giletta et al. 2012
V
V
NA
NA
V
NV
NV
V
V
NA
NA
PV
V
V
V
NA
NA
V
NV
NV
V
V
NA
NA
PV
V
Gower & Borowsky 2013
V
V
NA
NA
NV
NR
V
V
V
NA
NA
V
V
V
V
NA
NA
NV
NR
V
V
V
NA
NA
V
V
Hay & Meldrum 2010
V
PV
NA
NA
NR
V
V
V
V
NA
NA
V
V
V
PV
NA
NA
NR
V
V
V
V
NA
NA
V
V
Jantzer et al. 2015
V
NR
NA
NA
NR
NR
V
V
V
NA
NA
PV
V
V
NR
NA
NA
NR
NR
V
V
V
NA
NA
PV
V
McMahon et al. 2010
V
V
NA
NA
PV
V
V
V
V
NA
NA
V
V
V
V
NA
NA
PV
V
V
V
V
NA
NA
V
V
Noble et al. 2011
V
V
V
V
PV
NR
PV
V
V
V
V
NV
V
V
V
V
V
PV
NR
PV
V
V
V
V
NA
V
O’Connor et al. 2009
V
V
NA
NA
V
V
V
V
V
NA
NA
V
V
V
V
NA
NA
V
V
V
V
V
NA
NA
V
V
O’Connor et al. 2014
V
V
NA
NA
V
V
V
V
V
NA
NA
V
V
V
V
NA
NA
V
V
V
V
V
NA
NA
V
V
Thomas et al. 2017
V
V
V
NV
NV
V
V
V
V
V
V
NV
V
V
V
V
NA
V
V
V
V
V
V
V
NV
V
Independent Assessment #1
Independent Assessment #1
CASP INSTRUMENT
CASP INSTRUMENT
Methodological Integrity Criteria
Methodological Integrity Criteria
CASP
1
2
3
4
5
6
7
8
9
10
11
12
13
1
2
3
4
5
6
7
8
9
10
11
12
13
Fisher et al. 2012
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
Garisch & Wilson 2015
V
V
V
V
NR
V
V
V
V
V
NR
V
V
V
V
PV
PV
V
NV
V
PV
PV
V
V
V
V
Giletta et al. 2015
V
V
V
V
NR
V
V
V
V
V
V
V
V
V
V
PV
V
V
PV
PV
V
V
V
V
V
V
Heilbron & Prinstein 2010
V
V
V
V
NR
V
V
V
V
V
NR
NR
V
V
V
V
PV
PV
PV
V
PV
PV
PV
V
V
V
Lereya et al. 2015
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
Lereya et al. 2013
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V: valid NV: not valid NR: not reported PV: partially valid NA: not applicable CR: criterion of rigour.
