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[{"$nulls":6},"Table3. Linear Regression Analysis of MNBI in NERD and BE Patients"]
[{"$nulls":9},"Univariate analysis"]
[{"$nulls":7},"NERD (n=52)",{"$nulls":3},"BE(n=31)"]
[{"$nulls":7},"MNBI at 5cm",null,"MNBI at 3cm",null,"MNBI at 5cm",null,"MNBI at 3cm"]
[{"$nulls":7},"β","P","β","P","β","P","β","P"]
[{"$nulls":7},"（95%CI）",null,"（95%CI）",null,"（95%CI）",null,"（95%CI）"]
[{"$nulls":5},"IEM",null,-37.2,0.886,18.8,0.935,501.3,{"v":0.27,"d":"0.270"},345.1,0.405]
[{"$nulls":7},"(-553.8, 479.5)",null,"(-439.8, 477.4)",null,"(-411.1, 1413.6)",null,"(-490.1, 1180.2)"]
[{"$nulls":5},"Absent Contractility",null,-94.6,0.775,-1.6,0.996,866.2,0.263,{"v":1222,"d":"1222.0"},0.077]
[{"$nulls":7},"(-754.7, 565.4)",null,"(-587.9, 584.6)",null,"(-685.4, 2417.9)",null,"(-139.9, 2583.9)"]
[{"$nulls":5},"TypeIII EGJ",null,-319.1,0.014,-222.9,0.067,-10.1,0.967,-35.2,0.873]
[{"$nulls":7},"(-571.1, -67.2)",null,"(-380.1, -90.3)",null,"(-503.3, 483.0)",null,"(-482.4, 411.9)"]
[{"$nulls":5},"Hypotensive EGJ-CI",null,111.8,0.598,-97.9,0.604,-86.4,0.827,{"v":-257,"d":"-257.0"},0.471]
[{"$nulls":7},"(-311.9, 535.6)",null,"(-473.9, 278.2)",null,"(-885.8, 712.9)",null,"(-976.1, 462.1)"]
[{"$nulls":5},"LES Length(cm)",null,-298.6,0.083,-208.7,0.175,644.2,0.015,667.2,0.005]
[{"$nulls":7},"(-637.7, 40.6)",null,"(-513.2, 95.8)",null,"(136.4, 1151.9)",null,"(223.2, 1111.2)"]
[{"$nulls":5},"LES RP(mmHg)",null,-8.4,0.393,2.5,0.773,-31.2,0.202,-24.3,0.275]
[{"$nulls":7},"(-27.9, 11.2)",null,"(-14.9, 20.0)",null,"(-80.1, 17.7)",null,"(-69.0, 20.4)"]
[{"$nulls":5},"IRP(mmHg)",null,-12.6,0.555,-10.2,{"v":0.59,"d":"0.590"},61.5,{"v":0.1,"d":"0.100"},{"v":82,"d":"82.0"},0.013]
[{"$nulls":7},"(-55.1, 29.9)",null,"(-47.9, 27.6)",null,"(-12.6, 135.5)",null,"(18.9, 145.2)"]
[{"$nulls":9},"Multivariate analysis"]
[{"$nulls":7},"NERD (n=52)",{"$nulls":3},"BE(n=31)"]
[{"$nulls":7},"MNBI at 5cm",null,"MNBI at 3cm",null,"MNBI at 5cm",null,"MNBI at 3cm"]
[{"$nulls":7},"β","P","β","P","β","P","β","P"]
[{"$nulls":7},"（95%CI）",null,"（95%CI）",null,"（95%CI）",null,"（95%CI）"]
[{"$nulls":5},"TypeIII EGJ",null,-319.1,0.014,-628.6,0.03]
[{"$nulls":7},"(-571.1, -67.2)",null,"(-1194.8, -62.4)"]
[{"$nulls":5},"LES Length(cm)",{"$nulls":5},644.2,0.015,667.2,0.005]
[{"$nulls":11},"(136.4, 1151.9)",null,"(223.2, 1111.2)"]
[{"$nulls":5},"MNBI: mean nocturnal baseline impedance; 95% CI: 95% confidence intervals; NERD: non-erosive reflux disease; BE: Barrett's esophagus; IEM: Ineffective esophageal motility; EGJ: esophagogastric junction; EGJ-CI: EGJ contractile integral; LES: lower esophageal sphincter pressure; LES RP: LES resting pressure; IRP: integrated relaxation pressure."]