Supplemental Materials School Connectedness and Suicidal Thoughts and Behaviors: A Systematic Meta-Analysis by M. E. Marraccini & Z. M. F. Brier, 2017, School Psychology Quarterly http://dx.doi.org/10.1037/spq0000192 Supplementary Table 1 Instruments and Measures of School Connectedness and Suicidal Thoughts and Behaviors School Connectedness STB Study Name: Citation(s) Instrument: Scale Construct (reported alpha): items Construct Timeframe Add Health: Kidd Add Health interview: 5 Likert Feelings of connectedness to schools (α = .76):* SA Past year et al. (2006) scale How much do you feel your teachers care you? How much do you agree with the statement that you feel close to people at your school? Add Health: Add Health: (1) to School connectedness described as specific within attitudes SI Past year strongly disagree Russell & Toomey (5) toward school (NA, single items): strongly agree (2013) You feel close to people at your school. You feel like you are part of your school. You are happy to be at your school. ALSPAC: Kidger NR: 5 response items, Connectedness to school and other students (factor analysis SA Lifetime et al. (2015) to loadings .861, .752): strongly agree strongly disagree Get well with other pupils. Others accept me as I am. CDC’s Let’s School Connectedness Scale (Resnick School connectedness (α = .84): SI Past Month Connect: et al., 1997): 5-point Likert type scale, You feel close to people at your school. et al. (2016) to You feel like you are part of your school. strongly agree strongly disagree You are happy to be at your school. The teachers at your school students fairly. You feel safe in your school. You feel that your teachers care about you.
Supplemental Materials School Connectedness and Suicidal Thoughts and Behaviors: A Systematic Meta-Analysis by M. E. Marraccini & Z. M. F. Brier, 2017, School Psychology Quarterly http://dx.doi.org/10.1037/spq0000192 Supplementary Table 1 Instruments and Measures of School Connectedness and Suicidal Thoughts and Behaviors School Connectedness STB Study Name: Citation(s) Instrument: Scale Construct (reported alpha): items Construct Timeframe Add Health: Kidd et al. (2006) Add Health interview: 5 Likert scale Feelings of connectedness to schools (α = .76):* How much do you feel your teachers care you? How much do you agree with the statement that you feel close to people at your school? SA Past year Add Health: Russell & Toomey (2013) Add Health: strongly disagree (1) to strongly agree (5) School connectedness described as specific within attitudes toward school (NA, single items): You feel close to people at your school. You feel like you are part of your school. You are happy to be at your school. SI Past year ALSPAC: Kidger et al. (2015) NR: 5 response items, strongly agree to strongly disagree Connectedness to school and other students (factor analysis loadings .861, .752): Get well with other pupils. Others accept me as I am. SA Lifetime CDC’s Let’s Connect: et al. (2016) School Connectedness Scale (Resnick et al., 1997): 5-point Likert type scale, strongly agree to strongly disagree School connectedness (α = .84): You feel close to people at your school. You feel like you are part of your school. You are happy to be at your school. The teachers at your school students fairly. You feel safe in your school. You feel that your teachers care about you. SI Past Month