Table 1.
Estimated age-and gender-standardized proportions of California residents ages 50 years and older who have ever received CRC screening *
| Ever screened by endoscopy or FOBT | |||||
|---|---|---|---|---|---|
| Ethnic Group | 2001 | 2003 | 2005 | Change, 2001 to 2005 | P, difference between 2001 and 2005 |
| All | 69% | 70% | 73% | 4% | <.001 |
| White (W) | 74% | 75% | 78% | 4% | <.001 |
| Black (B) | 71% | 70% | 76% | 5% | .06 |
| Asian (A) | 58% | 59% | 62% | 4% | .07 |
| Latino (L) | 49% | 55% | 60% | 11% | <.001 |
| P, comparisons among groups | P<.001: WA, WL, BA, BL, AL | P<.001: WA, WL, BA, BL P<.001: WB |
P<.001: WA, WL, BA, BL | ||
| Asian subgroups | |||||
| Japanese (J) | 71% | 72% | 77% | 6% | .29 |
| Chinese (C) | 59% | 64% | 64% | 5% | .20 |
| Filipino (F) | 56% | 54% | 66% | 10% | .07 |
| Vietnamese (V) | 53% | 63% | 60% | 7% | .18 |
| Korean (K) | 49% | 43% | 33% | −16% | .002 |
| P, comparisons among groups | P<.001: JV, JK P<.01: JF P<.05: JC, CK |
P<.001: JK, CK P<.01: JF, VK |
P<.001: JK, CK, FK, VK P<.01: JC, JV P<.05: JF |
||
| Ever screened by endoscopy | |||||
| 2001 | 2003 | 2005 | Change, 2001 to 2005 | P, difference between 2001 and 2005 | |
| All | 52% | 53% | 60% | 8% | <.001 |
| White (W) | 56% | 58% | 65% | 9% | <.001 |
| Black (B) | 55% | 55% | 59% | 4% | .19 |
| Asian (A) | 42% | 44% | 52% | 10% | <.001 |
| Latino (L) | 37% | 38% | 47% | 10% | <.001 |
| P, comparisons among groups | P<.001: WA, WL, BA, BL | P<.001: WA, WL, BA, BL P<.01: AL |
P<.001: WA, WL, BL P<.05: WB, BA |
||
| Asian subgroups | |||||
| Japanese (J) | 57% | 55% | 67% | 10% | .09 |
| Chinese (C) | 43% | 47% | 55% | 12% | .003 |
| Filipino(F) | 35% | 41% | 50% | 15% | .01 |
| Vietnamese (V) | 36% | 46% | 50% | 14% | .02 |
| Korean (K) | 37% | 33% | 30% | −7% | .18 |
| P, comparisons among groups | P<.001: JF, JV, JK P<.01: JC |
P<.001: JK P<.01: JF, CK |
P<.001: JK, CK P<.01: JF, FK, VK P<.05: JC, JV |
||
| Ever screened by FOBT | |||||
| 2001 | 2003 | 2005 | Change, 2001 to 2005 | P, difference between 2001 and 2005 | |
| All | 50% | 51% | 50% | 0% | .29 |
| White (W) | 57% | 56% | 55% | −2% | .01 |
| Black (B) | 53% | 50% | 56% | 3% | .29 |
| Asian (A) | 38% | 38% | 36% | −2% | .22 |
| Latino (L) | 27% | 37% | 35% | 8% | <.001 |
| P, comparisons among groups | P<.001: WA, WL, BA, BL, AL P<.05: WB |
P<.001: WA, WL, BA, BL P<.01: WB |
P<.001: WA, WL, BA, BL | ||
| Asian subgroups | |||||
| Japanese (J) | 51% | 52% | 48% | −3% | .63 |
| Chinese (C) | 40% | 38% | 36% | −4% | .26 |
| Filipino(F) | 38% | 35% | 44% | 6% | .28 |
| Vietnamese (V) | 29% | 44% | 29% | 0% | .97 |
| Korean (K) | 24% | 21% | 4% | −20% | <.001 |
| P, comparison among groups | P<.001: JV, JK P<.01: CK, FK P<.05: JF, CV |
P<.001: JK, CK, VK P<.05: JC, JF, FK |
P<.001: JK, CK, FK, VK P<.01: JV P<.05: JC, FV |
||
| Sample sizes | |||||
| 2001 | 2003 | 2005 | |||
| All | 23866 | 19111 | 21692 | ||
| White | 18355 | 14236 | 16912 | ||
| Black | 1094 | 1174 | 913 | ||
| Asian (all) | 1572 | 1418 | 1586 | ||
| Latino | 1881 | 1574 | 1537 | ||
| Asian subgroups † | |||||
| Japanese | 214 | 195 | 210 | ||
| Chinese | 388 | 503 | 541 | ||
| Filipino | 276 | 248 | 229 | ||
| Vietnamese | 310 | 175 | 224 | ||
| Korean | 250 | 177 | 248 | ||
*
Analyses were conducted using California Health Interview Survey data with survey replicate weights and survey data procedures for proportion estimation. P values are from Wald tests of hypotheses of equality of two proportions.
†
Sample sizes for Asian subgroups do not sum to the Asian total because the Asian category includes smaller Asian subgroups not listed separately.