Table 2.
Artificial intelligence (AI) score for each age group of the normal, benign biopsy, and cancer groups.
| Age group (years) | Normal mammography | Benign biopsy group | Cancer group | |||||||||||||||||
|
|
All groups (P=.40) | All groups (P=.71) | Benign biopsy findings before mammography (P=.71) | Benign biopsy findings after mammography (P=.81) | All groups (P=.01) | Prior benign biopsy findings (P=.54) | No benign biopsy findings (P=.01) | |||||||||||||
|
|
Participants, n | AI score, median (IQR) | Participants, n | AI score, median (IQR) | Participants, n | AI score, median (IQR) | Participants, n | AI score, median (IQR) | Participants, n | AI score, median (IQR) | Participants, n | AI score, median (IQR) | Participants, n | AI score, median (IQR) | ||||||
| All | 9738 | 0.018 (0.005-0.065) | 234 | 0.051 (0.016-0.174) | 64 | 0.069 (0.018-0.179) | 170 | 0.047 (0.016-0.205) | 917 | 0.933 (0.667-0.983) | 20 | 0.924 (0.747-0.986) | 897 | 0.934 (0.666-0.983) | ||||||
| 40-49 | 3152 | 0.021 (0.006-0.068) | 144 | 0.048 (0.016-0.155) | 43 | 0.074 (0.019-0.142) | 101 | 0.042 (0.012-0.176) | 213 | 0.861 (0.272-0.974) | 9 | 0.861 (0.286-0.974) | 204 | 0.864 (0.264-0.975) | ||||||
| 50-59 | 2834 | 0.015 (0.005-0.058) | 68 | 0.051 (0.017-0.260) | 16 | 0.039 (0.014-0.113) | 52 | 0.051 (0.017-0.305) | 228 | 0.948 (0.715-0.985) | 3 | 0.911 (0.891-0.950) | 225 | 0.949 (0.709-0.985) | ||||||
| 60-69 | 2577 | 0.018 (0.005-0.064) | 22 | 0.078 (0.012-0.174) | 5 | 0.173 (0.090-0.449) | 17 | 0.047 (0.011-0.144) | 379 | 0.935 (0.723-0.984) | 8 | 0.945 (0.887-0.991) | 371 | 0.935 (0.720-0.984) | ||||||
| ≥70 | 1175 | 0.020 (0.006-0.077) | 0 | N/Aa | 0 | N/A | 0 | N/A | 97 | 0.958 (0.820-0.985) |
0 | N/A | 97 | 0.958 (0.820-0.985) |
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aN/A: not applicable.