Table 2.
Summary statistics of the reference values produced by observers, visual estimates and image analyses (n = 30)
| Variable | Median | Mean | Std dev | Std error | Min | Max |
|---|---|---|---|---|---|---|
| Ki67-Count-1 |
21.7 |
28.6 |
20.4 |
3.7 |
0.3 |
72.6 |
| Ki67-Count-2 |
24 |
29.9 |
19.5 |
3.6 |
0.6 |
69.7 |
| Ki67-Count-3 |
23 |
28.7 |
18.6 |
3.4 |
1.2 |
69.4 |
| Ki67-Count-median |
24 |
29.3 |
19.4 |
3.5 |
0.6 |
67.4 |
| Ki67-Count-mean |
23.4 |
29.1 |
19.4 |
3.5 |
0.7 |
66.8 |
| Total profiles Observer 1 |
331 |
425.7 |
273.7 |
50 |
85 |
1,098 |
| Total profiles Observer 2 |
509 |
590.7 |
385.4 |
70.4 |
143 |
1,863 |
| Total profiles Observer 3 |
471.5 |
547.2 |
331.9 |
60.6 |
146 |
1,544 |
| Ki67-VE-1 |
10 |
18.3 |
15.3 |
2.8 |
5 |
70 |
| Ki67-VE-2 |
30 |
40.2 |
29.4 |
5.4 |
2 |
95 |
| Ki67-VE-3 |
37.5 |
41.4 |
27.7 |
5.1 |
1 |
90 |
| Ki67-VE-4 |
20 |
30.2 |
23 |
4.2 |
4 |
80 |
| Ki67-VE-5 |
22.5 |
31 |
24.1 |
4.4 |
1 |
90 |
| Ki67-VE-median |
22.5 |
32.5 |
25 |
4.6 |
2 |
90 |
| Ki67-VE-mean |
23.4 |
32.2 |
23.2 |
4.2 |
6.2 |
80 |
| Ki67-DIA-0 |
16.1 |
19.9 |
12.5 |
2.3 |
2.1 |
50 |
| Ki67-DIA-1 |
18.5 |
24.8 |
15.9 |
2.9 |
1.6 |
65.5 |
| Ki67-DIA-2 | 22.8 | 29.1 | 15.7 | 2.9 | 9.1 | 68.4 |