Table 1.

Secure message taxonomy.

Patient or clinician generated taxon, Level 1, and Level 2 taxon			Level 3 taxon
Patient generated
	Information seeking
		Logistics	N/Aa
		Medical guidance	N/A
	Information sharing
		Clinical update	N/A
		Response to clinician’s message	N/A
		Self-reporting	N/A
	Task oriented
		Prescription refills and requests	N/A
		New or change prescription request	N/A
		Other administrative	N/A
		Referral requests	N/A
		Scheduling request	Cancellation, Follow-up, Laboratory test or diagnostic procedure, New condition or symptom, Preventive care or physical examination, Reschedule
	Social communication
		Appreciation or praise	N/A
		Complaints	N/A
		Life issues	N/A
Clinic staff generated
	Action responses
		Acknowledge	N/A
		Denies	N/A
		Fulfills request	N/A
		Partially fulfills request	N/A
	Information seeking
		N/A	N/A
	Information sharing
		Deferred	N/A
		Medical guidance	N/A
		Orientation to procedures, treatments, or preventive behaviors	N/A
	Task oriented
		Recommendation to schedule appointment	N/A
	Social communication
		Encouragement	N/A

^aN/A: Not applicable.