Table 2. Dietary characteristics by dietary eNEAP quartiles.

Dietary parameter	All	eNEAP, mEq/day				P for trend
		Q1 (1.1 to 33.3)	Q2 (33.4 to 45.5)	Q3 (45.6 to 60.5)	Q4 (60.6 to 219.1)
Number of patients	1,369	343	342	342	342
eNEAP, mEq	50.4±26.5	25.5±7.0	39.9±3.5	52.2±4.0	84.1±29.3	<0.001
Protein intake, g/day	44.4±25.3	35.3±19.3	48.6±23.4	49.7±22.5	44.0±31.8	<0.001
Protein intake, g/Kg/day	0.73±0.45	0.60±0.34	0.80±0.41	0.81±0.37	0.72±0.60	0.001
Potassium intake, mg/day	1733±990	2067±1048	2059±973	1700±776	1105±814	<0.001
Protein:Potassium ratio	1112±486	656±128	919±65	1145±74	1731±538	<0.001
Sodium intake, mg/day	1956±1420	2353±1608	2395±1442	1910±1101	1165±1107	<0.001
Calorie intake, Cal/day	1283±678	954±619	1378±642	1464±632	1335±701	<0.001

eNEAP, estimated net endogenous acid production.