doi:10.3969/j.issn.1673-8640.2025.09.015

Abstract

CLC Number:

R446.12

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References 6

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项目	阴性/（个·μL^-1）	阳性/（个·μL^-1）
红细胞	≤20	>20
白细胞	≤20	>20
管型	≤1	>1
细菌	≤1 200	>1 200

项目	阴性/（个·μL^-1）	阳性/（个·μL^-1）
红细胞	≤20	>20
白细胞	≤20	>20
管型	≤1	>1
细菌	≤1 200	>1 200

项目	阴性	阳性
隐血	“-”“±”	“1+”“2+”“3+”
白细胞酯酶	“-”	“1+”“2+”“3+”
蛋白	“-”“±”	“1+”“2+”“3+”“4+”
亚硝酸盐	“-”	“+”

项目	阴性	阳性
隐血	“-”“±”	“1+”“2+”“3+”
白细胞酯酶	“-”	“1+”“2+”“3+”
蛋白	“-”“±”	“1+”“2+”“3+”“4+”
亚硝酸盐	“-”	“+”

项目	特异性/%	敏感性/%	阳性预测值/%	阴性预测值/%	假阳性率/%	假阴性率/%	准确率/%	Kappa值
胆红素-红细胞	97.05	88.96	89.13	97.00	2.95	11.04	95.32	0.86
酯酶-白细胞	98.66	74.64	94.52	92.61	1.34	25.36	92.96	0.79
蛋白-管型	90.44	51.68	24.05	96.97	9.56	48.32	88.29	0.27
细菌-镜检细菌	99.80	64.48	97.35	96.18	0.20	35.52	96.26	0.76

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项目	特异性/%	敏感性/%	阳性预测值/%	阴性预测值/%	假阳性率/%	假阴性率/%	准确率/%	Kappa值
红细胞比对	94.44	96.81	82.56	99.09	5.56	3.19	94.95	0.86
白细胞比对	96.08	97.81	88.56	99.30	3.92	2.19	96.49	0.91
管型比对	99.05	91.84	84.99	99.52	0.95	8.16	98.65	0.88
细菌比对	99.35	98.34	94.42	99.81	0.65	1.66	99.25	0.96

组别	特异性		敏感性		阳性预测值		阴性预测值		假阳性率
组别	UC4N规则/%	UCallN规则/%	UC4N规则/%	UCallN规则/%	UC4N规则/%	UCallN规则/%	UC4N规则/%	UCallN规则/%	UC4N规则/%	UCallN规则/%
建立组	72.0	44.2	66.1	83.0	40.4	30.0	88.1	90.0	28.0	55.8
验证组	72.8	45.8	64.5	82.8	40.1	30.1	87.9	90.5	27.2	54.2
组别	假阴性率		拦截率		放行率		准确率
组别	UC4N规则/%	UCallN规则/%	UC4N规则/%	UCallN规则/%	UC4N规则/%	UCallN规则/%	UC4N规则/%		UCallN规则/%
建立组	33.9	17.0	36.5	61.8	63.5	38.2	70.7		52.9
验证组	35.5	17.2	35.4	60.5	64.6	39.5	71.0		53.9

组别	特异性/%	敏感性/%	阳性预测值/%	阴性预测值/%	假阳性率/%	假阴性率/%	拦截率/%	放行率/%	准确率/%
建立组	61.9	95.6	22.5	99.2	38.1	4.4	44.0	56.0	65.4
验证组	62.1	96.7	22.4	99.4	37.9	3.3	43.9	56.1	65.6

规则序号	规则明细	规则解释
规则1	“RBC=阴性 and BLD=阳性”	UF-5000红细胞和UC-3500胆红素阴性、阳性判断不一致，需确认
规则2	“RBC=阳性 and BLD=阴性”	UF-5000红细胞和UC-3500胆红素阴性、阳性判断不一致，需确认
规则3	“WBC=阴性 and LEU=阳性”	UF-5000白细胞和UC-3500白细胞酯酶阴性、阳性判断不一致，需确认
规则4	“WBC=阳性 and LEU=阴性”	UF-5000白细胞和UC-3500白细胞酯酶阴性、阳性判断不一致，需确认
规则5	“CAST=阴性 and PRO=阳性”	UF-5000管型和UC-3500尿蛋白阴性、阳性判断不一致，需确认
规则6	“CAST=阳性 and PRO=阴性”	UF-5000管型和UC-3500尿蛋白阴性、阳性判断不一致，需确认
规则7	“BACT=阴性 and NIT=阳性”	UF-5000细菌和UC-3500细菌阴性、阳性判断不一致，需确认
规则8	“BACT=阳性 and NIT=阴性”	UF-5000细菌和UC-3500细菌阴性、阳性判断不一致，需确认
规则9	“UF的RBC或WBC或CAST或BACT结果为‘——’”	可能检测项目结果超出线性或遇到干扰，需确认
规则10	“ATYP.C>0.1个/μL”	可能存在异常细胞，需确认
规则11	“PH>8 and SPERM=‘+’”	蛋白可能为假阳性，需确认
规则12	“PATH.CAST>1个/μL”	可能存在病理管型，需确认
规则13	“NON SEC>20个/μL”	可能存在肾小管上皮细胞，需确认
规则14	“RBC/YLC?”	可能存在红细胞假阳性，需确认
规则15	“Abnormal urine conductivity”	电导率异常可能导致红细胞假阴性，需确认
规则16	“RBC Carry over?”	红细胞高值样本携带污染，需确认
规则17	“WBC Carry over?”	白细胞高值样本携带污染，需确认
规则18	“BACT Carry over?”	细菌高值样本携带污染，需确认

组别	特异性		敏感性		阳性预测值		阴性预测值		假阳性率
组别	UCUFallN规则/%	AUTOV规则/%	UCUFallN规则/%	AUTOV规则/%	UCUFallN规则/%	AUTOV规则/%	UCUFallN规则/%	AUTOV规则/%	UCUFallN规则/%	AUTOV规则/%
建立组	58.5	82.9	99.5	95.6	21.7	39.3	99.9	99.4	41.5	17.1
验证组	59.2	82.8	99.7	96.9	21.6	38.9	99.9	99.6	40.8	17.2
组别	假阴性率		拦截率		放行率		准确率
组别	UCUFallN规则/%	AUTOV规则/%	UCUFallN规则/%	AUTOV规则/%	UCUFallN规则/%	AUTOV规则/%	UCUFallN规则/%		AUTOV规则/%
建立组	0.5	4.4	47.5	25.2	52.5	74.8	62.8		84.3
验证组	0.3	3.1	46.8	25.3	53.2	74.7	63.3		84.3

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