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. Author manuscript; available in PMC: 2020 Mar 1.
Published in final edited form as: J Urol. 2019 Mar;201(3):606–614. doi: 10.1016/j.juro.2018.07.064

Table 1:

Characteristics of Participants Who Did and Did Not Achieve Daily Water Intake Goals for ≥4 days

Characteristic Overall
N=25
Met Goal
N=5
Did Not Meet Goal
N=20
Daily water intake, median (IQR) 1304 (848, 1832) 2698 (1928, 3116) 1175 (694, 1498)
Age, median (IQR) 16 (15, 17) 16 (16, 17) 16 (15, 17)
Sex, No. (%)
 Female 15 (60) 4 (80) 11 (55)
 Male 10 (40) 1 (20) 9 (45)
Race, No. (%)
 Black 3 (12) - 3 (15)
 White 22 (88) 5 (100) 17 (85)
Ethnicity, No. (%)
 Missing 4 (16) - 4 (20)
 Non-Hispanic 21 (84) 5 (100) 16 (80)
BMI, median (IQR) 22 (19, 26) 27 (18, 27) 22 (20, 24)
Family encourage water intake, No. (%)
 Always 10 (40) 2 (40) 8 (40)
 Neutral 1 (4) - 1 (5)
 Never 1 (4) - 1 (5)
 Often 8 (32) 2 (40) 6 (30)
 Sometimes 5 (20) 1 (20) 4 (20)
Prior kidney stone passage, No. (%)
 No 6 (24) 1 (20) 5 (25)
 Yes 19 (76) 4 (80) 15 (75)
Prior kidney stone surgery, No. (%)
 No 17 (68) 1 (20) 16 (80)
 Yes 8 (32) 4 (80) 4 (20)
Sports participation, No. (%)*
 No 11 (44) 3 (60) 8 (40)
 Yes 14 (56) 2 (40) 12 (60)
Believes drinking water prevents kidney stones, No. (%)
 Disagree/strongly disagree 1 (4) - 1 (5)
 Neutral 4 (16) 2 (40) 2 (10)
 Strongly agree/agree 20 (80) 3 (60) 17 (85)
*

Sports participation was not classified into organized sports, any sports participation, or whether they were actively participating at the time of the EMA study.