Table 4. Guideline adherence for axillary lymph node dissection (ALND) and radiotherapy (RT) in breast cancer treatment, by type of surgery, age and period of diagnosis.

	Therapy not according to guideline						Therapy according to guideline
	No ALND		No RT		No RT and no ALND				Total
Type of surgery	N	%	N	%	N	%	N	%	N
BCS
Total	88	1.6	133	2.4	60	1.1	5296	95.0	5577
Age (years)
<50	14	0.8	38	2.2	1	0.1	1665	96.9	1718
50–69	60	1.9	55	1.8	12	0.4	2952	95.9	3079
70–74	4	0.8	14	2.9	7	1.5	453	94.8	478
75+	10	3.3	26	8.6	40	13.2	226	74.8	302
Year of diagnosis
1989–1991	1	0.1	23	3.0	—	—	745	96.9	769
1992–1994	1	0.1	30	3.3	3	0.3	863	96.2	897
1995–1997	8	0.8	6	0.6	8	0.8	1027	97.9	1049
1998–2000	22	1.4	32	2.1	32	2.1	1445	94.4	1531
2001–2002	56	4.2	42	3.2	17	1.3	1216	91.4	1331
MRM
Total	116	1.5	628	7.9	2	0.0	7209	90.6	7955
Age (years)
<50	12	0.7	185	10.5	—	—	1558	88.8	1755
50–69	17	0.5	229	6.4	1	0.0	3319	93.1	3566
70–74	9	0.9	60	6.2	—	—	903	92.9	972
75+	78	4.7	154	9.3	1	0.1	1429	86.0	1662
Year of diagnosis
1989–1991	23	1.7	74	5.4	—	—	1279	93.0	1376
1992–1994	19	1.1	158	8.9	—	—	1593	90.0	1770
1995–1997	18	0.9	178	9.4	—	—	1706	89.7	1902
1998–2000	28	1.6	120	6.9	—	—	1586	91.5	1734
2001–2002	28	2.4	98	8.4	2	0.2	1045	89.1	1173