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Table 4 Comparison of survival 1-5 years after ICU discharged by age and diagnostic group

From: Long-term survival after intensive care unit discharge in Thailand: a retrospective study

Time of follow-up At ICU discharge 1 year 2 year 3 year 4 year 5 year
Number of patients at each follow up time 7,070 5,606 5,236 4,972 4,730 4,543
Age (median, [IQR]) 54.5 [38.2, 67.8] 51.4 [35.2, 65.6] 50.5 [34.2, 64.8] 49.5 [33.8, 63.8] 48.5 [33.0, 63.0] 47.5 [32.6, 62.2]
Length of hospital stay 7.0 [3, 12] 7.0 [3, 11] 7.0 [3, 11] 7.0 [3, 11] 7.0 [3, 11] 7.0 [3, 11]
Sex (% female) 38.2% 37.6% 37.3% 37.2% 36.7% 36.5%
Age group       
 15 to 29 100.0% 93.0% 91.8% 90.7% 89.8% 88.8%
 30 to 44 100.0% 88.4% 85.1% 83.1% 81.8% 80.3%
 45 to 59 100.0% 80.2% 75.0% 71.4% 68.4% 66.1%
 60 to 74 100.0% 70.7% 64.5% 58.9% 53.7% 50.4%
 ≥75 100.0% 65.4% 54.6% 48.5% 41.9% 36.2%
Diagnostic group       
Heart diseases, other forms (I00 to I99 except I60 to I69) 100.0% 83.0% 76.9% 72.0% 67.9% 63.7%
Cerebrovascular diseases (I60 to I69) 100.0% 62.1% 55.9% 52.5% 49.3% 46.5%
Injury, poison and other external causes (S00 to T98) 100.0% 92.6% 90.9% 89.3% 87.4% 86.5%
Digestive system (K00 to K93) 100.0% 78.2% 71.9% 67.7% 62.9% 59.3%
Respiratory system (J00 to J99) 100.0% 69.1% 62.0% 57.2% 52.9% 43.6%
Neoplasms (C00 to D48) 100.0% 51.4% 42.4% 38.1% 35.5% 33.6%