Table 2.
1997–2000 |
2004–2007 |
Difference (P value)* | |||||
---|---|---|---|---|---|---|---|
No. amputees | Age at first major amputation (years) | Interval from diabetes registration to first major amputation (years) | No. amputees | Age at first major amputation (years) | Interval from diabetes registration to first major amputation (years) | ||
Men | |||||||
Y-ITDM | 122 | 54.1 (52.4–55.9) | 28.8 (27.6–30.1) | 115 | 54.4 (52.5–56.4) | 31.5 (30.1–32.8) | 2.6 (0.003) |
O-ITDM | 119 | 70.4 (68.8–72.0) | 16.7 (15.2–18.1) | 67 | 68.7 (66.2–71.2) | 17.2 (15.2–19.1) | 0.5 (0.34) |
NITDM | 703 | 72.0 (71.2–72.7) | 11.6 (11.1–12.0) | 751 | 71.9 (71.2–72.6) | 12.8 (12.4–13.3) | 1.3 (0.0001) |
All diabetic | 944 | 69.5 (68.7–70.2) | 14.4 (14.0–14.8) | 933 | 69.5 (68.7–70.3) | 15.5 (15.0–15.9) | 1.1 (0.0002) |
Nondiabetic | 844 | 70.3 (69.3–71.4) | 650 | 70.4 (69.1–71.7) | |||
Women | |||||||
Y-ITDM | 62 | 50.7 (48.1–53.2) | 28.8 (27.0–30.6) | 44 | 52.5 (49.3–55.7) | 33.4 (31.3–35.5) | 4.6 (0.0006) |
O-ITDM | 100 | 75.0 (73.7–76.4) | 18.7 (17.4–20.0) | 67 | 77.2 (75.2–79.2) | 20.7 (19.1–22.3) | 2.0 (0.03) |
NITDM | 888 | 79.1 (78.5–79.6) | 11.7 (11.3–12.1) | 625 | 79.7 (79.0–80.5) | 12.7 (12.2–13.2) | 1.0 (0.0004) |
All diabetic | 1,050 | 77.0 (76.4–77.7) | 13.4 (13.0–13.8) | 736 | 77.9 (77.0–78.7) | 14.6 (14.2–15.1) | 1.3 (<0.0001) |
Nondiabetic | 923 | 80.1 (79.3–80.9) | 840 | 80.7 (79.9–81.5) |
Data are means (95% CI) unless otherwise indicated.
*P value for the difference in interval between periods, adjusted for registration age (years).