Instruction: Please extract all numerical data, statistical data, and their associated entities mentioned in the text. Include information about numbers extracted and its associated units, entities and change points whether increased by or increased from or decreased from or decreased by and likewise, mean, median, range, standard deviation and all statistical information where applicable and put it in jsonl format. 

For your understanding, to the input :" The share of hospital income from care on overall hospital revenue increased from 55.11% to 60.00%", the above instruction should return output as "{entity: share of hospital income} {number: 55.11, unit: %, entity: initial share, change point: increased from}, {number: 60.00, unit: %, entity: revised share, change point: increased to}".

Now, please follow the Instruction for the below given input .
"
A majority managed babies with a mean weight of 913g ± 300.37 and age of 27.87 weeks ±2.37.
" Avoid using the following keywords: format, weight, unit, change
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