Physician Review Websites: Understanding Patient Satisfaction with Ophthalmologists Using Natural Language Processing

Table 3

Age analysis based on star rating and review sentiment analysis.

Review type	<40 (mean ± SD)	40–49 (mean ± SD)	50–59 (mean ± SD)	>60 (mean ± SD)	values
Star rating (out of 5)	4.72 ± 0.430	4.51 ± 0.573	4.38 ± 0.709	4.40 ± 0.691	<0.001
Sentiment analysis (from −1 to 1)	0.691 ± 0.150	0.616 ± 0.221	0.586 ± 0.237	0.590 ± 0.230	<0.001