Skip to main content

Advertisement

Table 1 Demographics

From: The effect of postal questionnaire burden on response rate and answer patterns following admission to intensive care: a randomised controlled trial

  Group A (n = 9132) Group B (n = 9002) All (n = 18,134)
Age
median, [IQR]
66 [52–76] 67 [53–76] 66 [52–76]
Male sex (%) 56% 56% 56%
APACHE II score
median, [IQR]
16 [12–21] 16 [12–21] 16 [12–21]
ICU length of stay days median [IQR] 3 [2–7] 3 [2–6] 3 [2–7]
Hospital length of stay days median
[IQR]
14 [7–27] 14 [7–28] 14 [7–28]
Reason for ICU admission n (%)    
Respiratory tract infection 966 (11) 972 (11) 1938 (11)
Major vascular procedure 453 (5) 428 (5) 881 (5)
Large bowel tumour 383 (4) 454 (5) 837 (5)
Acute renal failure 439 (5) 420 (5) 859 (5)
Chronic obstructive pulmonary disease 283 (3) 292 (3) 575 (3)
Bowel perforation 278 (3) 226 (3) 504 (3)
Septicaemia/septic shock 304 (3) 300 (3) 604 (3)
Oesophageal neoplasm 130 (1) 136 (2) 266 (1)
Status epilepticus 198 (2) 174 (2) 372 (2)
Self-poisoning 290 (3) 291 (3) 581 (3)
Not recorded 301 (3) 309 (3) 610 (3)
Other 5107 (56) 5000 (56) 10,107 (56)
  1. n (%), median [interquartile range]