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Table 4 Comparison of medians, lower – and upper quartile between specialists and non-specialists in outcome log-file variables

From: Computer-aided DSM-IV-diagnostics – acceptance, use and perceived usefulness in relation to users' learning styles

Variable Original study group (n = 49) Specialist group (n = 31) Non-specialist group (n = 18) p-value
Tot time (seconds) 1895 (1476–2405) 1710 (1476–2132) 2064 (1457–2532) 0.32
Decision time (seconds) 1193 (870–1559) 1035 (844–1486) 1269 (1107–1758) 0.20
Average decision time (seconds) 17 (13–22) 15 (12–20) 19.5 (14–22) 0.18
"Non decision time" (seconds) 661 (495–800) 650 (495–772) 677 (454–900) 0.83
Criteria judged (number) 68 (61–78) 69 (61–78) 67.5 (61–78) 0.74
Proposed diagnoses (number) 4 (3–5) 4 (3–5) 4 (4–5) 0.88
Correct diagnoses (number) 2 (1–2) 1 (1–2) 2 (1–2) 0.50
Incorrect diagnoses (number) 3 (2–4) 3 (2–4) 2.5 (2–3) 0.57
Ratio correct/prop diagnoses 40 (25–50) 33.3 (25–50) 50 (25–50) 0.24
Regretted judgments (number) 3 (1–8) 2 (1–8) 3.5 (2–10) 0.32
Unclear judgments (number) 7 (3–15) 7 (3–15) 8.5 (3–15) 0.80
Sum regretted unclear judgments (number) 14 (8–23) 14 (6–22) 13 (8–29) 0.56