Table 4 Insignificant differences between the image types
From: Usefulness of grayscale inverted images in addition to standard images in digital mammography
Parameter | Image | No (%) | Yes (%) | Cochran’s Q | p |
|---|---|---|---|---|---|
Skin Pathology | Standard | 314 (98.75) | 4 (1.25) | 2.000 | 0.367 |
Grayscale inverted | 315 (99.05) | 3 (0.95) | |||
Std + Gsi | 314 (98.75) | 4 (1.25) | |||
Asymmetric Density | Standard | 288 (90.57) | 30 (9.43) | 0.266 | 0.875 |
Grayscale inverted | 286 (89.94) | 32 (10.06) | |||
Std + Gsi | 286 (89.94) | 32 (10.06) | |||
Structural Distortion | Standard | 315 (99.06) | 3 (0.94) | 1.500 | 0.472 |
Grayscale inverted | 313 (98.43) | 5 (1.57) | |||
Std + Gsi | 314 (98.74) | 4 (1.26) | |||
Mass | Standard | 293 (92.14) | 25 (7.86) | 3.111 | 0.211 |
Grayscale inverted | 299 (94.03) | 19 (5.97) | |||
Std + Gsi | 297 (93.40) | 21 (6.60) | |||
Axillary Lymph Node | Standard | 248 (77.99) | 70 (22.01) | 2.375 | 0.305 |
Grayscale inverted | 246 (77.36) | 72 (22.64) | |||
Std + Gsi | 243 (76.42) | 75 (23.58) |