Table 1 Levels of plasma glucose (mg per decilitre and millimoles per litre)

Plasma glucose values	Group 1 (Patients with rotator cuff tears)		Group 2 (Control group)
Plasma glucose values	mg per decilitre	millimoles per litre	mg per decilitre	millimoles per litre
Mean	99.17	5.5	95.45	5.3
Median	98	5.4	95	5.2
SD	9.04	0.5	9.87	0.55
Range	78–123	4.33–6.83	60–124	3.33–6.9