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Table 5 Comparison of means between clinical OCDS and Non-OCD and COS (11–18-year-olds) (ANOVA)

From: Psychometric evaluation of a parent-rating and self-rating inventory for pediatric obsessive-compulsive disorder: German OCD Inventory for Children and Adolescents (OCD-CA)

Scale Sample Parent form Self-report form
N M (SD) F N M (SD) F
Contamination & Washing OCDS 135 13.06 (10.91)a 128.32** 134 9.96 (8.39)a 36.23**
Non-OCD 97 3.02 (5.59)b 84 3.81 (5.61)bc
COS 367 2.89 (4.05)b 367 5.54 (4.77)bd
Catastrophes & Injuries OCDS 135 9.28 (8.53)a 95.07** 134 9.72 (9.19)a 25.99**
Non-OCD 97 2.80 (5.36)b 84 4.07 (4.87)b
COS 367 1.94 (3.50)b 367 5.49 (5.65)b
Checking OCDS 135 4.36 (5.08)a 44.60** 134 5.54 (5.43)a 12.88**
Non-OCD 97 1.09 (2.31)b 84 2.55 (3.02)b
COS 367 1.43 (2.54)b 367 4.59 (4.03)b
Ordering & Repeating OCDS 135 6.10 (5.32)a 172.65** 134 5.56 (4.50)a 102.99**
Non-OCD 97 0.95 (2.12)b 84 1.46 (2.54)b
COS 367 0.65 (1.67)b 367 1.51 (2.08)b
OCD Total OCDS 135 36.30 (20.70)a 198.11** 134 34.31 (23.26)a 49.38**
Non-OCD 97 9.38 (14.69)b 84 13.51 (14.53)bc
COS 367 8.16 (11.01)b 367 19.39 (14.83)bd
  1. ** p < .001
  2. a,bSamples differ significantly at a level of < .001; c,d samples differ significantly at a level of < .05