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

Table 6

Location analysis based on star rating and review sentiment analysis.

Review type	West (mean ± SD)	Midwest (mean ± SD)	Southwest (mean ± SD)	Southeast (mean ± SD)	Northeast (mean ± SD)	values
Star rating (out of 5)	4.48 ± 0.667	4.46 ± 0.694	4.51 ± 0.571	4.50 ± 0.614	4.38 ± 0.692	0.21
Sentiment analysis (from −1 to 1)	0.623 ± 0.230	0.588 ± 0.236	0.634 ± 0.190	0.614 ± 0.220	0.582 ± 0.223	0.12