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Table 1 Mean differences and results of analyses of mean differences of IJSO participants, non-participants, and participants in other science or mathematics competitions on the RIASEC+N dimensions for in-school activities, enrichment measures, and for vocational interests. Assessment of the effsize (small to large) according to Cohen (1988).

From: Scientists of the future: an analysis of talented students’ interests

Type of activity Dimension MS df F p η 2 p Effect
Vocational Realistic 4.85 2 9.33 < 0.001 0.019 Small
Investigative 30.19 2 47.18 < 0.001 0.089 Medium
Artistic 8.96 2 18.41 < 0.001 0.037 Small
Social 21.59 2 33.71 < 0.001 0.066 Medium
Enterprising 20.00 2 34.30 < 0.001 0.067 Medium
Conventional 0.91 2 1.84 0.160 None
Networking 51.81 2 73.53 < 0.001 0.133 Large
In-school Realistic 0.26 2 0.75 0.474 None
Investigative 11.57 2 27.72 < 0.001 0.053 Small to medium
Artistic 6.04 2 13.53 < 0.001 0.027 Small
Social 9.48 2 18.49 < 0.001 0.036 Small
Enterprising 10.66 2 21.77 < 0.001 0.043 Small
Conventional 0.12 2 0.30 0.740 None
Networking 32.14 2 58.40 < 0.001 0.107 Medium to large
Enrichment Realistic 16.37 2 33.98 < 0.001 0.066 Medium
Investigative 41.99 2 72.87 < 0.001 0.132 Large
Artistic 18.30 2 39.58 < 0.001 0.076 Medium
Social 25.44 2 42.69 < 0.001 0.082 Medium
Enterprising 21.35 2 41.83 < 0.001 0.081 Medium
Conventional 3.73 2 8.36 < 0.001 0.017 Small
Networking 63.13 2 99.57 < 0.001 0.172 Large