Fig. 2.

Generalised product-limit estimator [13] of the conditional survival function S(t|x) for the time of hospitalisation, both in HW and ICU (top) and the time in ICU (bottom), incorporating the effect of the sex (male = black line, female = red line) and the ages 40 years (left) and 70 years (right) for all the COVID-19 hospitalised cases (n = 2453) in Galicia (Spain).