. Author manuscript; available in PMC: 2020 Nov 1.

Published in final edited form as: World Wide Web. 2018 Jun 14;22(6):2997–3020. doi: 10.1007/s11280-018-0608-8

Table 10.

Disparity analysis of net return per dollar among income groups: p-value (intervention case)

Income quartiles	Q1	Q2	Q3	Q4
Q1 $(\bar{NRPD} = 51.57)$	–	0.3	0.0051^**	0.0069^**
Q2 $(\bar{NRPD} = 54.93)$	–	–	0.0999	0.1278
Q3 $(\bar{NRPD} = 60.40)$	–	–	–	0.8689
Q4 $(\bar{NRPD} = 59.88)$	–	–	–	–

p < .05,

^**

p < .01,

^***

p < .001.

$\bar{NRPD}$ is computed over 30 simulation replicates.