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. 2020 Jul 9;22(7):e18527. doi: 10.2196/18527

Table 1.

Variable definitions and measurements.

Variables Definitions Measurements
Causal effect

RDDeffect Differential treatment effect The causal effects of honorary titles incentives (treatment) in OHCa with RDDb
Dependent variable Y

Patient i (t) Number of monthly consultations Number of online consultations (for patients) provided by the physician i in the month t

Views i (t) Number of monthly home page views Number of online home page views of the physician i in the month t
Treatment variable

D i Receive honorary title or not Di=1 indicates physician i was titled as 2017 Good Doctor in OHC, otherwise Di=0
Time periods

T i Preaward or postaward period Ti=0 indicating the period before January 2018 (date of the honorary title), otherwise Ti=0
Covariates

Contr i (t) Contribution score Total online contribution score calculated by OHC for physician i in the month t

Thank i (t) Number of thank you letters Total number of online thank you letters physician i received in the month t

Gift i (t) Number of virtual gifts Total number of online virtual gifts physician i received in the month t

Article i (t) Number of articles posted Number of articles posted by physician i in the month t

PRSi (t) PRSc Mean of the rating scores by patients for physician i in the month t

aOHC: online health community.

bRDD: regression discontinuity design effect.

cPRS: physician rating score.