Tabla 4: Ciclos 16, 17 y 18 del parámetro bioquímico de urea,

procesado en el equipo RX-daytona y ERBA XL 200.

Muestra

Ciclo 16

Urea

RX-daytona

(método

comparativo)

Lote de

muestra

N

Media

DE

CV

Media

del

sesgo

z-score

1

15.53

1

2,425

15

1.39

9.26

0.071

10.2

0.38

2

55.26

2

2,398

58.4

3.2

5.47

0.163

0.06

-0.98

3

129.89

3

2,425

125

6.83

5.47

0.347

-3.75

0.72

4

173.22

4

2,434

183

9.56

5.23

0.484

-6.83

-1.02

5

58.05

2

2,398

58.4

3.2

5.47

0.163

0.06

-0.11

6

111.69

3

2,425

125

6.83

5.47

0.347

-3.75

-1.95

7

166.68

4

2,434

183

9.56

5.23

0.484

-6.83

-1.71

8

18.08

1

2,425

15

1.39

9.26

0.071

10.2

2.22

9

11.30

3

2,425

125

6.83

5.47

0.347

-3.75

-0.83

10

170.51

4

2,434

183

9.56

5.23

0.484

-6.83

-1.31

11

16.14

1

2,425

15

1.39

9.26

0.071

10.2

0.82

12

62.00

2

2,398

58.4

3.2

5.47

0.163

0.06

1.13

Muestra

Ciclo 17

Urea

RX-daytona

(método

comparativo)

Lote de

muestra

N

Media

DE

CV

Media

del

sesgo

z-score

1

148.90

2

2,814

141

9.92

7.06

0.468

5.88

0.80

2

80.60

3

2,792

73.9

5.09

6.89

0.241

-8.36

1.32

3

18.70

4

2,830

15.6

1.05

6.72

0.049

8.72

2.95

4

150.48

1

286

184

13

7.08

0.608

-42.60

-2.58

5

60.36

3

2,792

73.9

5.09

6.89

0.241

-8.36

-2.66

6

14.16

4

2,830

15.6

1.05

6.72

0.049

8.72

-1.37

7

168.34

1

11,562

191

10.4

5.48

0.243

-7.49

-2.18

8

137.40

2

11,447

146

7.07

4.85

0.165

-5.60

-1.22

9

15.37

4

11,472

15.8

1.2

7.99

0.030

-2.93

-0.34

10

176.50

1

11,562

191

10.4

5.48

0.243

-7.49

-1.39

11

138.00

2

11,447

146

7.07

4.85

0.165

-5.60

-1.13

12

72.10

3

11,312

76.6

3.56

4.65

0.084

-5.88

-1.26

Muestra

Ciclo 18

Urea ERBA

(par

comparativo)

Lote de

muestra

N

Media

DE

CV

Media

del

sesgo

z-score

1

149.90

3

12,167

132

6.56

4.95

0.149

4.2

2.73

2

17.20

1

12,202

15.5

0.915

5.9

0.021

3.44

1.86

3

67.80

2

12,329

61.3

3.12

5.09

0.070

5.6

2.08

4

172.00

4

12,319

191

10.6

5.55

0.239

-12.2

-1.79

5

16.05

1

12,202

15.5

0.915

5.9

0 021

3.44

0.60

6

63.10

2

12,329

61.3

3.12

5.09

0.070

5.6

0.58

7

185.84

4

12,319

191

10.6

5.55

0.239

-12.2

-0.49

8

127.00

3

12,167

132

6.56

4.95

0.149

4.2

-0.76

9

63.20

2

12,329

61.3

3.12

5.09

0.070

5.6

0.61

10

178.60

4

12,319

191

10.6

5.55

0.239

-12.2

-1.17

11

36.70

3

12,167

132

6.56

4.95

0.149

4.2

0.72

12

14.90

1

12,202

15.5

0.915

5.9

0.021

3.44

-0.66

N = número de participantes; DE = desviación estándar; CV = coeficiente de variación; I1 = incertidumbre.