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Table 4 Box-behnken design test and results

From: A study on the processing technology for Rhizoma Coptidis

No A1/ min B/°C C/min Y1/% Y2/% Y3/% Y4/% Y5/% Y6/% Y7/% Y
1 3 150 6.75 0.18 0.39 0.58 1.41 2.28 2.13 7.77  
2 0 80 6.75 0.16 0.40 0.61 1.38 2.33 2.17 7.99  
3 1.5 80 1.5 0.15 0.39 0.52 1.26 2.14 1.95 7.03  
4 3 115 12 0.16 0.40 0.64 1.41 2.29 2.25 7.93  
5 1.5 80 12 0.17 0.43 0.65 1.35 2.36 2.23 8.01  
6 1.5 115 6.75 0.16 0.41 0.65 1.35 2.26 2.21 7.94  
7 1.5 115 6.75 0.20 0.42 0.66 1.49 2.31 2.22 7.83  
8 0 150 6.75 0.18 0.42 0.64 1.46 2.35 2.29 8.07  
9 3 115 1.5 0.17 0.41 0.64 1.38 2.19 2.23 7.61  
10 1.5 115 6.75 0.18 0.41 0.67 1.46 2.29 2.27 8.04  
11 1.5 150 12 0.17 0.40 0.64 1.33 2.14 2.20 7.65  
12 1.5 150 1.5 0.18 0.42 0.62 1.39 2.21 2.19 7.52  
13 3 80 6.75 0.19 0.42 0.64 1.43 2.36 2.21 7.98  
14 1.5 115 6.75 0.18 0.41 0.67 1.46 2.35 2.28 8.15  
15 0 115 12 0.18 0.42 0.68 1.47 2.35 2.38 8.16  
16 1.5 115 6.75 0.18 0.42 0.69 1.43 2.32 2.24 7.93  
17 0 115 1.5 0.19 0.42 0.67 1.45 2.51 2.33 8.42  
Predictive value     0.178 0.420 0.683 1.500 2.440 2.356 8.376 15.964
  1. Y1% to Y7% are equally important