Table 2.

Finding per laboratory analysis versus nephrologist analysis

Laboratory-UrSA	Nephrologist-UrSA
	WBC Absent	WBC Present	Total
WBC absent	221	16	237
WBC present	91	59	150
Total	312	75	387
Kappa 0.36 (95% CI, 0.27 to 0.45)

Laboratory-UrSA	Nephrologist-UrSA
	RBC Absent	RBC Present	Total
RBC absent	197	31	228
RBC present	67	92	159
Total	264	123	387
Kappa 0.46 (95% CI, 0.37 to 0.55)

Laboratory-UrSA	Nephrologist-UrSA
	Dysmorphic RBC Absent	Dysmorphic RBC Present	Total
Dysmorphic RBC absent	369	18	387
Dysmorphic RBC present	0	0	0
Total	369	18	387
Kappa not reported because Laboratory-UrSA always showed absent

WBC, white blood cell; RBC, red blood cell; CI, confidence interval.