Table 1

Case mix for patients with severe acute pancreatitis who were admitted to adult, general critical care units

Case mix
N
Median (IQR) or n (%)

Age in yearsa
2,677
63
(48–74)

Genderb
2,677


     Male

1,500
(56.0)
     Female

1,177
(44.0)

Surgical statusc
2,675


     Non-surgical

2,243
(83.9)
     Elective/scheduled

147
(5.5)
     Emergency/urgent

285
(10.7)

Past medical historyc
2,633


     Biopsy-proven cirrhosis

13
(0.5)
     Hepatic encephalopathy

8
(0.3)
     Steroid treatment

27
(1.0)

Mechanical ventilationc
2,671
1,242
(46.5)

Physiologya



     Lowest PaO2, kPa
2,470
9.8
(8.6–11.3)
     Lowest PaO2/FIO2, kPa
2,467
20.4
(13.7–29.8)
     Lowest arterial pH
2,467
7.30
(7.20–7.36)
     Highest serum urea, mmol/l
2,307
9.3
(5.3–16.0)
     Highest serum creatinine, μmol/l
2,559
112
(78–212)
     Highest serum glucose, mmol/l
2,243
8.8
(6.9–11.5)
     Highest total serum bilirubin, μmol/l
1,969
20
(12–37)
     Lowest total serum calcium, mmol/l
1,791
1.86
(1.62–2.08)
     Lowest ionised serum calcium, mmol/l
548
1.1
(0.97–1.84)
     Lowest serum albumin, g/l
2,118
22
(17–27)
     Highest white blood cell count, × 109/l
2,556
14.2
(10.3–19.4)
     Lowest platelet count, × 109/l
2,320
174
(122–240)

APACHE IIa
2,434b


     Acute Physiology Score

13
(9–17)
     APACHE II score

17
(13–22)

Modified Glasgow criteriac
2,677


     Serum albumin <32 g/l

1,926
(71.9)
     Age >55 years

1,729
(64.6)
     Total serum calcium <2 mmol/l

1,179
(44.0)
     White blood cell count >15 × 109/l

1,163
(43.4)
     Serum glucose >10 mmol/l

826
(30.9)
     Serum urea >16 mmol/l

573
(21.4)
     PaO2 <8 kPa

375
(14.0)

aValues expressed as median (IQR). bExclusion criteria: age less than 16 years, length of stay less than 8 hours. cValues expressed as number (percentage). APACHE, Acute Physiology and Chronic Health Evaluation; FIO2, fractional inspired oxygen; IQR, interquartile range; N, number of non-missing observations; PaO2, arterial oxygen tension.

Harrison et al. Critical Care 2007 11(Suppl 1):S1   doi:10.1186/cc5682