Table 2.

Results from the data-to-music user engagement scale (UES) surveys based on statistically significant differences from pairwise comparisons from the Friedman hypothesis test (P < 0.05).

Factor of engagement	Survey	Condition	Statement	Median value 1–5	Average value 1–5	Adjusted significant difference	P value (P < 0.05)	Kendall's W
Focused attention	Rhythm	Plain sounds	23	4.0	3.75	0.015	0.002	0.260
Perceived usability	Melody	Pitches with timbre and rhythm	15	4.0	3.75	0.012	0.001	0.274
Aesthetics	Melody	Pitches with timbre and rhythm	7	4.0	3.79	0.006	0.000	0.335
Aesthetics	Melody	Pitches with timbre	7	4.0	3.71	0.035	0.000	0.335
Aesthetics	Melody	Pitches with timbre and rhythm	9	4.0	3.83	0.042	0.006	0.215
Aesthetics	Melody	Pitches with timbre and rhythm	19	4.0	3.79	0.006	0.000	0.366
Aesthetics	Melody	Pitches with timbre	19	4.0	3.67	0.018	0.000	0.366
Aesthetics	Melody	Pitches with timbre and rhythm	21	4.0	4.04	0.002	0.000	0.383
Aesthetics	Chords	Pitches with timbre and rhythm	21	4.0	3.83	0.052	0.002	0.270
Aesthetics	Chords	Pitches with timbre	21	4.0	3.75	0.052	0.002	0.270
Aesthetics	Melody	Pitches with timbre and rhythm	24	4.0	3.75	0.015	0.000	0.357
Aesthetics	Melody	Pitches with timbre	24	4.0	3.54	0.007	0.000	0.357
Novelty	Melody	Pitches wit timbre and rhythm	4	4.0	4.33	0.042	0.003	0.249
Novelty	Melody	Pitches with timbre	10	3.5	3.17	0.018	0.002	0.258