Table 1

Patient characteristics
Group 1 (n=22) Group 2 (n=20)
Median Range Median Range p
Age at diagnosis (years) 69 49–83 69 54–85 0.9
Duration from the first symptoms to diagnosis (months) 11 1–48 13 3–60 0.8
Duration from the diagnosis to initiation of NIV (months) 2 0–5 12 6–29 < 0.001

The difference between the groups was assessed using the Mann Whitney U test.

NIV = non-invasive ventilation.

Siirala et al.

Siirala et al. BMC Palliative Care 2012 11:26   doi:10.1186/1472-684X-11-26

Open Data