PAIRED SAMPLES T-TEST
Paired Samples T-Test
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statistic df p Mean difference SE difference
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P1_noAI_interval_seconds P1_withAI_interval_seconds Student's t -5.842713 780.0000 < .0000001 -6.287597 1.076143
Wilcoxon W 107788.5 < .0000001 -5.507080 1.076143
P2_noAI_interval_seconds P2_withAI_interval_seconds Student's t 2.362447 780.0000 0.0183993 3.334968 1.411658
Wilcoxon W 171280.5 0.0031946 3.056528 1.411658
P3_noAI_interval_seconds P3_withAI_interval_seconds Student's t 5.467750 780.0000 < .0000001 5.491522 1.004348
Wilcoxon W 201889.0 < .0000001 5.460451 1.004348
P4_noAI_interval_seconds P4_withAI_interval_seconds Student's t -3.862308 780.0000 0.0001216 -4.362446 1.129492
Wilcoxon W 118298.5 < .0000001 -4.119994 1.129492
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Note. Hₐ μ <sub>Measure 1 - Measure 2</sub> ≠ 0
Normality Test (Shapiro-Wilk)
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W p
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P1_noAI_interval_seconds - P1_withAI_interval_seconds 0.9153556 < .0000001
P2_noAI_interval_seconds - P2_withAI_interval_seconds 0.8954520 < .0000001
P3_noAI_interval_seconds - P3_withAI_interval_seconds 0.9250903 < .0000001
P4_noAI_interval_seconds - P4_withAI_interval_seconds 0.8919141 < .0000001
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Note. A low p-value suggests a violation of the assumption of normality
Descriptives
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N Mean Median SD SE
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P1_noAI_interval_seconds 781 39.26706 30.37200 28.60770 1.0236641
P1_withAI_interval_seconds 781 45.55466 35.18600 30.45369 1.0897187
P2_noAI_interval_seconds 781 46.87239 40.11300 30.74828 1.1002600
P2_withAI_interval_seconds 781 43.53742 35.19500 28.21332 1.0095518
P3_noAI_interval_seconds 781 45.97596 36.89200 27.54354 0.9855854
P3_withAI_interval_seconds 781 40.48444 28.77300 29.92676 1.0708637
P4_noAI_interval_seconds 781 45.41891 33.74100 35.30081 1.2631622
P4_withAI_interval_seconds 781 49.78136 35.27700 36.52677 1.3070305
────────────────────────────────────────────────────────────────────────────────────── 13 Duration of Diagnosis on Core Level
13.1 Duration of Diagnosis (noAI vs withAI)
Note for Pathologists: Paired t-test results comparing the average time spent (in seconds) diagnosing cases without AI versus with AI for each pathologist.
13.2 Duration of Diagnosis by Pathologist
13.2.1 Pathologist 1 Duration
Note for Pathologists: Descriptive statistics (mean, median, SD) for diagnostic duration (seconds) for Pathologist 1.
DESCRIPTIVES
Descriptives
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P1_noAI_interval_seconds P1_withAI_interval_seconds
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N 781 781
Missing 0 0
Mean 39.26706 45.55466
Median 30.37200 35.18600
Mode 13.65200 16.79900
Standard deviation 28.60770 30.45369
Minimum 5.080000 7.275000
Maximum 219.9410 190.5670
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13.2.2 Pathologist 2 Duration
Note for Pathologists: Descriptive statistics for diagnostic duration for Pathologist 2.
DESCRIPTIVES
Descriptives
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P2_noAI_interval_seconds P2_withAI_interval_seconds
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N 781 781
Missing 0 0
Mean 46.87239 43.53742
Median 40.11300 35.19500
Mode 2.152000 27.42700
Standard deviation 30.74828 28.21332
Minimum 2.152000 1.164000
Maximum 263.4270 203.1420
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13.2.3 Pathologist 3 Duration
Note for Pathologists: Descriptive statistics for diagnostic duration for Pathologist 3.
DESCRIPTIVES
Descriptives
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P3_noAI_interval_seconds P3_withAI_interval_seconds
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N 781 781
Missing 0 0
Mean 45.97596 40.48444
Median 36.89200 28.77300
Mode 21.36800 4.067000
Standard deviation 27.54354 29.92676
Minimum 3.857000 4.067000
Maximum 154.7220 197.1340
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13.2.4 Pathologist 4 Duration
Note for Pathologists: Descriptive statistics for diagnostic duration for Pathologist 4.
DESCRIPTIVES
Descriptives
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P4_noAI_interval_seconds P4_withAI_interval_seconds
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N 781 781
Missing 0 0
Mean 45.41891 49.78136
Median 33.74100 35.27700
Mode 30.73500 10.88700
Standard deviation 35.30081 36.52677
Minimum 1.669000 7.048000
Maximum 249.0570 297.4550
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