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Table 2 Two piloted arms and the historical standard of care

From: Pay-it-forward gonorrhea and chlamydia testing among men who have sex with men in China: a study protocol for a three-arm cluster randomized controlled trial

Arms Standard of carea Pay-it-forward Pay-what-you-want
Days piloted 52 4 5
Number of MSM offered intervention 205 17 26
GC/CT test uptake 12 (6%) 15 (88%) 11 (42%)
Number of MSM who contributed any amount NA 15 (100%) 10 (91%)
Total contribution amount NA RMB 833.88 (USD 125.08) RMB 465.99 (USD 69.90)
Average contribution Amount per tester NA RMB 55.59 (USD 8.34) RMB 42.36 (USD 6.35)
Gonorrhea positive NA 0 0
Chlamydia positive NA 2 1
  1. MSM Men who have sex with men
  2. GC/CT Gonorrhea and chlamydia
  3. NA Not applicable
  4. aHistorical standard of care data from a quasi-experimental study between March 11th and May 1st, 2018