Skip to main content

Table 4 Correlation coefficient between each two adherence measures and between each adherence measure and the CAS at 6 and 12 months (Spearman correlation)

From: Using a composite adherence tool to assess ART response and risk factors of poor adherence in pregnant and breastfeeding HIV-positive Cameroonian women at 6 and 12 months after initiating option B+

  Timing of adherence evaluation
6 month 12 month
Adherence Tool Pharmacy refill Self-report VAS CAS Pharmacy refill Self-report VAS CAS
Pharmacy refill 1.00 0.42 0.52 0.62 1.00 0.36 0.66 0.72
Self-report 1.00 0.53 0.77 1.00 0.49 0.71
VAS 1.00 0.83 1.00 0.83