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Table 3 Aim 2: specifics of knee arthroscopic procedures

From: Enhanced in vivo and ex vivo thrombin generation after lower-leg trauma, but not after knee arthroscopy

 

Knee arthroscopy patients, available for:

Ex vivo thrombin generation (N = 85)

In vivo thrombin generation (N = 28)

Type of procedure

 Meniscectomy, n (%)

54 (63.5)

19 (67.9)

 Diagnostic arthroscopy, n (%)

5 (5.9)

1 (3.6)

 Removal of loose bodies, n (%)

3 (3.5)

0 (0.0)

 Other, n (%)

9 (10.6)

4 (14.3)

 Multiple procedures, n (%)

14 (16.5)

4 (14.3)

ASA classificationa

 ASA I, n (%)

51 (62.2)

15 (55.6)

 ASA II, n (%)

30 (36.6)

12 (44.4)

 ASA III, n (%)

1 (1.2)

0 (0.0)

Type of anesthesia

 General, n (%)

56 (66.7)

16 (57.1)

 Spinal, n (%)

28 (33.3)

12 (42.9)

Use of thigh-tourniquet

 Yes, n (%)

80 (97.6)

25 (96.2)

Total duration of knee arthroscopyb

 Median in minutes (IQR)

20.0 (16.0 – 27.0)

21.0 (16.0 – 27.3)

Duration of surgeryc

 Median in minutes (IQR)

12.0 (9.0 – 16.0)

12.0 (10.0 – 14.8)

  1. IQR Interquartile range (25th-75th percentile)
  2. aASA: American Society of Anesthesiologists classification
  3. bTotal duration was from the time patient received anaesthesia to the time patient left the operating room
  4. cDuration of surgery was defined from the time of incision to the time of wound closure