The role of synovial fluid aspiration in shoulder joint infections

Table 1 Demographic data and preoperative blood infection markers

Demographic data and blood infection markers
Patient	Sex category	Site	Initial surgery	Age at PA [years]	Surgery to PA [months]	Spacer to IA [days]	CRP [mg/dl]	ESR [mm/h]	Blood WBC [10³/mm³]
1	female	right	osteosynthesis	44	18	55	1.6	34	7.6
2	female	right	no surgery	74		48	4.7	67	6.1
3	female	left	no surgery	71		32	2.5		10.5
4	malefte	right	TSA	55	35	34	8.5	23	9.5
5	female	right	TSA	71	14	15	4		9.5
6	female	right	TSA	80	32	40	6.8	82	8.8
7	female	left	osteosynthesis	68	4	52	2.9	64	10.7
8	female	right	TSA	57	11	58	2.4	31	12.2
9	male	left	osteosynthesis	52	8	52	1.5		7.1
10	female	right	TSA	84	4	57		21
11	male	right	TSA	59	155	38	1.2		7.8
12	male	right	rotator cuff	68	32	44	1.3	18	8.6
13	female	right	TSA	77	56	318^a	0.4		6.6
14	female	right	osteosynthesis	66	2	50	1.1		5.4
15	female	left	TSA	74	16	46	0.4		9.4
16	male	left	TSA	74	13	58	1.7	18	11.4
17	male	right	TSA	55	10	41	2.6	64	8.1
18	male	right	TSA	73	24	44	11.3	32	8.3
19	male	right	TSA	84	8	86	1.5	40	4.4
20	female	right	TSA	65	14	50	4.8		8.8
21	male	right	TSA	72	1	74	30.4	68	8.6
22	male	right	TSA	76	2	48	10	44	11.1
23	female	right	TSA	60	9	44	1.4		6.6
24	female	left	TSA	78	37	56	12.1	40	13.8
25	female	right	no surgery	76		332^a	1.6		7.2
26	female	right	TSA	77	28	56	0.1	38	5.6
27	female	right	no surgery	82		41	1.9	29	7.6
28	female	right	no surgery	84		20	7.1	8	10.3
29	female	right	TSA	69	101	58	0.1	24	7.5
30	female	left	no surgery	83		59	0.3		8.3
31	female	right	no surgery	79			6.6	64	6
32	female	left	osteosynthesis	65	2	59	1	31	10.5
33	female	left	TSA	84	69	56	1.8	6	11.7
34	male	left	rotator cuff	50	127		0	29	5.4
35	female	right	TSA	80	10	58	9.7	1	21.8
Mean (only patients with TSA)				72	31	47^b	5.5	35	9.5
Mean (patients with non TSA)				69	28	51^b	2.4	38	7.9
Mean (total)				70	30	49^b	4.3	37	8.9

CRP C-reactive protein (norm value < 0,8 mg/dl), ESR Erythrocyte sedimentation rate (norm value < 28 mm/h)
^aIA was delayed due to intermediate cardic surgery/treatment for pulmonary problems. These two patients were excluded for the calculation of means (marked with ^b)

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