Table 2.

Similarity between the human-transcribed reference standard and ASR-transcribed sentences.

		Word overlap			Semantic similarity
Group	n	Error Rate, %	Shapiro–Wilk	p value	Semantic distance, pts	Shapiro–Wilk	p value
Aggregate
Total	100	25% ± 12%	0.93	<0.001	1.20 ± 0.31	0.97	0.03
Speaker
Patient	100	25% ± 12%	0.86	<0.001	1.19 ± 0.33	0.94	<0.001
Therapist	100	26% ± 11%	0.88	<0.001	1.20 ± 0.29	0.99	0.57
Patient gender
Male	13	24% ± 9%	0.95	0.55	1.17 ± 0.30	0.95	0.55
Female	87	25% ± 13%	0.84	<0.001	1.19 ± 0.33	0.94	<0.001

Plus/minus values denote standard deviation. Lower error rate is better. Lower semantic distance is better. Shapiro–Wilk tests were conducted to test the normality assumption (Supplementary Fig. 2). Low p values indicate the data are not normally distributed.