Table 4.

Case counts and age-adjusted incidence rates of invasive first primary gastric cancer by histologic subtype, sex, and neighborhood socioeconomic and/or enclave status, and incidence rate ratios by neighborhood characteristics, in California Hispanics, 1998–2002

IntestinalDiffuse
SexNeighborhood characteristicCases (N)Ratea95% CIRate ratio (95% CI)Cases (N)Ratea95% CIRate ratio (95% CI)
MaleHigher SES3098.9(7.8–10.1)Reference1293.1(2.5–3.7)Reference
Lower SES59110.6(9.7–11.6)1.2 (1.0–1.4)2743.6(3.1–4.1)1.2 (0.9–1.5)
Lower enclave2639.0(7.9–10.3)Reference1093.0(2.4–3.6)Reference
Higher enclave63710.4(9.5–11.3)1.2 (1.0–1.4)2943.6(3.1–4.1)1.2 (0.9–1.6)
Higher SES, lower enclave2008.8(7.5–10.3)Reference823.0(2.3–3.8)Reference
Higher SES, higher enclave1099.0(7.2–11.0)1.0 (0.8–1.3)473.3(2.3–4.5)1.1 (0.7–1.7)
Lower SES, lower enclave639.7(7.3–12.6)1.1 (0.8–1.5)273.0(1.9–4.5)1.0 (0.6–1.7)
Lower SES, higher enclave52810.7(9.7–11.8)1.2 (1.0–1.5)2473.6(3.1–4.2)1.2 (0.9–1.7)
FemaleHigher SES1753.9(3.3–4.5)Reference1252.2(1.9–2.7)Reference
Lower SES3645.2(4.7–5.8)1.3 (1.1–1.6)2793.1(2.7–3.5)1.4 (1.1–1.7)
Lower enclave1383.8(3.2–4.5)Reference1052.3(1.9–2.8)Reference
Higher enclave4015.1(4.6–5.7)1.3 (1.1–1.6)2993.0(2.6–3.4)1.3 (1.0–1.7)
Higher SES, lower enclave1103.8(3.1–4.6)Reference822.2(1.8–2.8)Reference
Higher SES, higher enclave654.2(3.2–5.3)1.1 (0.8–1.5)432.3(1.6–3.1)1.0 (0.7–1.5)
Lower SES, lower enclave284.1(2.7–5.9)1.1 (0.7–1.7)232.6(1.6–4.0)1.2 (0.7–1.9)
Lower SES, higher enclave3365.4(4.8–6.0)1.4 (1.1–1.8)2563.2(2.8–3.6)1.4 (1.1–1.9)

aRates are per 100,000 person-years and age-adjusted to the 2000 U.S. standard population.