Therefore, a total of 253 patients were included in this study. The rate of unplanned readmission to hospital within 30 days of index discharge for this group was 24.50% (62/253). The average Charlson comorbidity index (CCI) score was 4.56 Â± 0.98 and average LACE index score was 11.89 Â± 2.00.
ocean - a large body of water constituting a principal part of the hydrosphere body of water, water - the part of the earth's surface covered with water (such as a river or lake or ocean); they invaded our territorial waters; they were sitting by the water's edge
An ocean (from Greek , okeanos Oceanus) is a major body of saline water. The ocean covers 71 percent of the Earth's surface and contains 97 percent of the planet's water, yet more than 95 percent of the underwater world remains unexplored. The ocean and lakes play an integral role in many of the Earth's systems including climate and weather.