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. Author manuscript; available in PMC: 2021 Mar 26.
Published in final edited form as: J Natl Med Assoc. 2018 May 24;111(1):28–36. doi: 10.1016/j.jnma.2018.04.004

Table 2.

Unadjusted mean scores for out-of-pocket (OOP) expenditures over time.

Years Average OOP 95% Confidence interval
2002–2005 $2117.74 (2014.6, 2220.9)a
2006–2009 $1665.10 (1584.6,1745.5)a
2010–2011 $1391.22 (1302.1,1480.3)a
a

Statistically significant at 95% Confidence Interval.