From: Betel nut chewing and incidence of newly diagnosed type 2 diabetes mellitus in Taiwan.
Year | Age (years) | Observed incident case | Incidence rate* | Incidence RR (Ever chewers vs. never-chewers) | ||
---|---|---|---|---|---|---|
Ever chewers | Never-chewers | Ever chewers | Never-chewers | |||
1992 | < 40 | 11 | 33 | 3.6 | 2.9 | 1.25 |
40-49 | 66 | 152 | 229.1 | 89.6 | 2.56 | |
50-59 | 107 | 326 | 1145.6 | 241.3 | 4.75 | |
60-69 | 140 | 547 | 6997.8 | 423.5 | 16.52 | |
≥70 | 64 | 428 | 627.3 | 700.5 | 0.90 | |
1993 | < 40 | 19 | 39 | 6.2 | 3.4 | 1.83 |
40-49 | 83 | 235 | 272.0 | 130.7 | 2.08 | |
50-59 | 209 | 494 | 2228.8 | 364.2 | 6.12 | |
60-69 | 216 | 774 | 10717.2 | 594.9 | 18.02 | |
≥70 | 96 | 661 | 882.8 | 1015.0 | 0.87 | |
1994 | < 40 | 31 | 68 | 10.1 | 5.9 | 1.71 |
40-49 | 170 | 384 | 524.6 | 201.2 | 2.61 | |
50-59 | 259 | 652 | 2747.8 | 478.3 | 5.75 | |
60-69 | 259 | 951 | 12791.4 | 727.5 | 17.58 | |
≥70 | 99 | 790 | 853.3 | 1137.0 | 0.75 | |
1995 | < 40 | 48 | 126 | 15.7 | 11.0 | 1.43 |
40-49 | 207 | 459 | 599.3 | 225.6 | 2.66 | |
50-59 | 241 | 682 | 2580.6 | 504.9 | 5.11 | |
60-69 | 206 | 877 | 10288.9 | 678.5 | 15.16 | |
≥70 | 84 | 668 | 680.9 | 904.2 | 0.75 | |
1996 | < 40 | 92 | 218 | 30.2 | 19.1 | 1.58 |
40-49 | 193 | 549 | 520.9 | 251.5 | 2.07 | |
50-59 | 239 | 764 | 2566.9 | 567.3 | 4.52 | |
60-69 | 231 | 922 | 11672.8 | 721.7 | 16.17 | |
≥70 | 83 | 766 | 630.3 | 971.4 | 0.65 |