Appropriate care for orthopedic patients: effect of implementation of the Clinical Practice Guideline for Diagnosis and Treatment of Subacromial Pain Syndrome in the Netherlands

Figures & data

Table 1. Numbers and incidences (per 100,000 inhabitants in the Netherlands) of DRG divided by nonoperative and operative treatment

	Tendinitis supraspinatus/biceps, i.e., impingement (DRG 1450)				Rotator cuff or biceps tendon tear (DRG 1460)
	Referred	Incidence	Non-operative	Operative	Referred	Incidence	Non-operative	Operative
2012	49,591	2.96	42,443	7,148	17,793	1.06	12,597	5,196
2013	48,945	2.92	42,076	6,869	20,130	1.20	14,191	5,939
2014	47,401	2.82	41,375	6,026	21,156	1.26	15,015	6,141
2015 ^a	47,361	2.80	42,551	4,810	23,643	1.40	17,337	6,306
2016 ^a	44,662	2.63	40,585	4,077	23,389	1.38	17,593	5,796

a Numbers extrapolated to 100%.

Table 2. Differences in patients who had surgery for DRG 1450 (tendinitis supraspinatus/biceps, i.e., impingement) for each year compared with 2012 and subsequent years

Baseline versus		Difference (Confidence interval)
2012	2013	0.00 (–0.01 to 0.00)
2012	2014	–0.02 (–0.02 to –0.01)^a
2012	2015	–0.04 (–0.05 to –0.04)^a
2012	2016	–0.05 (–0.06 to –0.05)^a
2013	2014	–0.01 (–0.02 to –0.01)^a
2014	2015	–0.03 (–0.03 to –0.02)^a
2015	2016	–0.01 (–0.01 to –0.01)^a

a Significant difference.

Table 3. Differences in patients who had surgery for DRG 1460 (rotator cuff or biceps tendon tear) for each year compared with 2012 and subsequent years

Baseline versus		Difference (Confidence interval)
2012	2013	0.00 (–0.01 to 0.01)
2012	2014	0.00 (–0.11 to 0.01)
2012	2015	–0.03 (–0.03 to –0.02)^a
2012	2016	–0.04 (–0.05 to –0.04)^a
2013	2014	0.00 (–0.01 to 0.00)
2014	2015	–0.02 (–0.03 to –0.02)^a
2015	2016	–0.02 (–0.03 to –0.01)^a

a Significant difference.

Table 4. Surgical procedures

Year	Acromioplasty	Shoulder bursectomy
2012	9,025	1,974
2013	8,625	2,377
2014	8,263	2,545
2015	6,803	2,488
2016	5,310	2,335

Figure 1. Percentages of surgeries of total referred patients for each DRG.