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. Author manuscript; available in PMC: 2018 Mar 1.
Published in final edited form as: Arch Gerontol Geriatr. 2016 Nov 14;69:77–96. doi: 10.1016/j.archger.2016.11.006

Table 5.

Statistically Significant Reasons for Treatment Discontinuation – Antimuscarinic versus Tolterodine IR/ER or Oxybutynin IR

Outcome Total Comparisons/Studies All Studies Oxybutynin ER Solifenacin Total Studies Oxybutynin ER Total Studies Fesoterodine
RR (95% CI) RR (95% CI)(Minassian et al., 2007) RR (95% CI)(Herschorn et al., 2011) RR (95% CI)(Sand et al., 2004) RR (95% CI)(DuBeau et al., 2012)

Versus Oxybutynin IR Versus Tolterodine IR Versus Tolterodine ER
AEs 1 0.40 (0.15–1.12) 0.40 (0.15–1.12) 0.40 (0.15–1.12) 1 1.08 (0.52–2.23) 1 3.15 (1.81–5.49)
NNH=17.0
*

I2 >25%;

Adverse Event noted in Study but 0 count,

AEs = Adverse Events; CI = confidence intervals; ER = extended release; IR = immediate release; NNH = Number Needed to Harm; RR= rate ratio