TABLE 2 Categories and Frequency of Text Messages Posted to the WhatsApp Learning Group by Supervision Objective, Kibera and Makueni, Kenya, August 19, 2014 – March 1, 2015

Supervision Objective	Categories of Posts	No. of Posts	% of All Posts (N = 1,400)^a
Supportive environment	Encouragement and praise	906	64.7%
	Greetings
	Inspiration
	Kibera-Makueni exchange
	Moral support
	Mutual learning
	Religion
	Thanks
Communication and information	Evidence	467	33.4%
	Job offers and professional development
	Logistics and planning
	Reporting
	Requesting information
	Training
Quality assurance	Follow-up	266	19.0%
	Health education
	Household visits
	Referral
	Reprimand
Any supervision objective	Any of the above codes	1,227^b	87.6%^b

↵a Denominator includes all posts except those containing photos or other media.
↵b More than 1 code may be assigned to any 1 post, so percentages will not total to 100%.