Table 6. Disease-free survival summary by race, based on ductal carcinoma in situ patients.

	Chinese	Indian	Malay	Others	p-value
No. of events/patients	109/899	4/37	14/59	1/36	0.096
Median survival, yr (95% CI)	19.0 (14.4–19.0)	NR	11.9 (10.3–16.9)	NR
5-Year rate, % (95% CI)	90.3 (88.0–92.6)	87.6 (74.1–100.0)	86.6 (76.5–96.7)	92.3 (77.8–100.0)
10-Year rate, % (95% CI)	84.3 (81.1–87.6)	87.6 (74.1–100.0)	76.7 (62.7–90.6)	92.3 (77.8–100.0)
Median follow-up, % (95% CI)	5.8 (0.2–19.6)	4.4 (0.2–15.4)	6.0 (0.3–21.6)	2.1 (0.2–11.0)

NR=not reached.