. Author manuscript; available in PMC: 2012 Dec 1.

Published in final edited form as: Kidney Int. 2012 Feb 1;81(11):1108–1115. doi: 10.1038/ki.2011.481

Table 4. Modification of Monday & Tuesday Effect by Time Dependent Factors (DOPPS-I: US, Europe and Japan).

Time dependent covariate	Interaction with Monday and Tuesday	Time dependent covariate	Interaction with Monday and Tuesday
Blood pressure low	0.84 (0.054)	Blood pressure high	1.19 (0.140)
Potassium low	0.85 (0.142)	Potassium high	1.15 (0.275)
Sodium low	1.08 (0.496)	Sodium high	1.06 (0.662)
Ultrafiltration rate low	1.28 (0.019)	Ultrafiltration rate high	0.94 (0.570)
Weight loss low	1.11 (0.292)	Weight loss high	1.07 (0.609)
RRF	0.80 (0.096)	Diuretic use	0.62 (0.003)

Numbers in the parentheses are the corresponding p-values.
A value < 1 (> 1) means the factor was associated with a decreased (increased) risk of all-cause mortality on Mondays with MWF schedule and on Tuesdays with TTS schedules.