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. Author manuscript; available in PMC: 2022 Feb 17.
Published in final edited form as: Psychol Assess. 2020 Sep 14;32(12):1172–1183. doi: 10.1037/pas0000951

Table 2.

Means, Standard Deviations, and Three Alternative Estimates of Internal Consistency Reliability of Scale Scores for Study 1 and Study 2

Scale M SD α [95% CI] ω [95% CI] AIC Interitem r
Study 1 (N = 510)
 MRAI-21 CR 10.56 4.95 .92 [.90, .93] .93 [.91, .94] 0.65 [.68, .82]
 MRAI-21 RR 18.38 7.33 .92 [.91, .93] .92 [.91, .93] 0.62 [.67, .78]
 MRAI-21 SRR 8.53 3.73 .90 [.88, .92] .92 [.91, .94] 0.62 [.60, .82]
Study 2 (N = 380)
 MRAI-21 CR 10.54 4.79 .92 [.89, .93] .93 [.91, .94]
 MRAI-21 RR 19.26 7.48 .92 [.91, .94] .93 [.92, .94]
 MRAI-21 SRR 8.67 3.98 .95 [.93, .97] .96 [.95, .97]
 MSRI-21 MBT 19.29 7.84 .94 [.93, .95]
 MSRI-21 FSC 13.03 5.10 .85 [.83, .87]
 MSRI-21 NSE 9.72 5.49 .96 [.95,.97]
 PID-5-BF NAF 8.17 4.70 .79 [.75, .82]
 PID-5-BF DTC 4.99 3.93 .70 [.64, .74]
 PID-5-BF ANT 3.56 3.42 .68 [.62, .73]
 PID-5-BF DIS 4.82 4.12 .76 [.72, .80]
 PID-5-BF PSY 6.07 4.60 .79 [.75, 82]
 SA-45 ANX 8.53 4.03 .80 [.77, .83]
 SA-45 DEP 10.73 5.45 .91 [.89, .92]
 SA-45 HOS 7.14 3.26 .82 [.79, .85]
 SA-45 INT 10.03 5.20 .88 [.86, .90]
 SA-45 OCD 11.58 5.13 .85 [.82, .87]
 SA-45 PAR 9.49 4.35 .79 [.75, .82]
 SA-45 PHO 7.52 3.99 .85 [.83, .87]
 SA-45 PSY 7.08 3.05 .71 [.66, .75]
 SA-45 SOM 8.43 3.90 .81 [.78, .84]
 TRIM Rev 2.55 0.89 .90 [.88,.90]
 TRIM Avo 2.54 0.89 .91 [.90,.92]
 VS-20 Total 57.83 19.16 .91 [.90, .93]
 SBQR Total 5.14 2.70 .81 [.77,.84]

Note. α = coefficient α; ω = coefficient ω; CI = confidence interval; AIC = average interitem correlation. MRAI-21 = Multidimensional Revenge Attitudes Inventory–21; MRAI-21 CR = Craving for Revenge; MRAI-21 RR = Revenge Rumination; MRAI-21 SRR = Suicide-Related Revenge; MSRI = Multidimensional Shame Related Inventory; MSRI-21 MBT = Maladaptive Behavior Tendencies; MSRI-21 FSC = Fear of Social Consequences; MSRI-21 NSE = Negative Self-Evaluation; PID-5B-F = Personality Inventory for the DSM–5 Brief Form; PID-5-BF NAF = Negative Affectivity; PID-5-BF DTC = Detachment; PID-5-BF ANT = Antagonism; PID-5-BF DIS = Disinhibition; PID-5-BF PSY = Psychoticism; SA-45 = Symptom Assessment-45; SA-45 ANX = Anxiety; SA-45 DEP = Depression; SA-45 HOS = Hostility; SA-45 INT = Interpersonal Sensitivity; SA-45 OCD = Obsessive Compulsive Disorder; SA-45 PAR = Paranoid Ideation; SA-45 PHO = Phobic Anxiety; SA-45 PSY = Psychoticism; SA-45 SOM = Somatization. TRIM = Transgression-Related Interpersonal Motivations; TRIM Rev = Revenge Motivations; TRIM Avo = TRIM Avoidance Motivations; VS-20 Total Score = Vengeance Scale-20 Total Score; SBQR Total = Suicidal Behaviors Questionnaire Revised Total Score.