TABLE 1.
Significance of non-spectrometry covariates.
| Sample population | |||||
|
|
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| CISKP | CIRKP | Total number | P-value | ||
| Total numbers | 9,201 | 3,424 | 12,625 | ||
| Gender (ratio %) | < 2.2×10−16 | ||||
| Male | 4,581 (49.7) | 2,030 (59.3) | 6,611 | ||
| Female | 4,620 (50.3) | 1,394 (40.7) | 6,014 | ||
| Age (ratio %) | < 2.2×10−16 | ||||
| Infant | 856 (9.3) | 41 (1.2) | 897 | ||
| Children | 50 (0.5) | 12 (0.4) | 62 | ||
| Teenager | 62 (0.7) | 14 (0.4) | 76 | ||
| Youth | 1,201 (13.1) | 272 (7.9) | 1,473 | ||
| Middle-aged | 3,715 (40.4) | 1,167 (34.1) | 4,882 | ||
| Senium | 3,317 (36.0) | 1,918 (56.0) | 5,235 | ||
| Specimen type (ratio %) | < 2.2×10−16 | ||||
| B | 1,330 (14.5) | 400 (11.7) | 1,730 | ||
| F | 351 (3.8) | 133 (3.9) | 484 | ||
| W | 1,490 (16.2) | 373 (10.9) | 1,863 | ||
| R | 2,081 (22.6) | 1,148 (33.5) | 3,229 | ||
| U | 3,610 (39.2) | 1,276 (37.3) | 4,886 | ||
| O | 339 (3.7) | 94 (2.7) | 433 | ||