From: Missing channels in two-colour microarray experiments: Combining single-channel and two-channel data
 | Experiment 1 | Experiment 2 | Combined |
---|---|---|---|
Ozone | High | Low | Â |
Arrays | Â | Â | Â |
   Number | 90 | 97 | 187 |
   Cancer/Normal/Reference | 74/14/2 | 86/11/0 | 160/25/2 |
Patients | Â | Â | Â |
   Number | 79 | 90 | 121 |
   Cancer/Normal/Both | 65/11/3 | 79/10/1 | 99/14/8 |
   Providing ≥2 Cancer Arrays | 6 | 6 | 47 |
   Providing ≥2 Normal Arrays | 0 | 0 | 3 |
   Providing Normal and Cancer Arrays | 4 | 1 | 8 |