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. 2018 May 31;13:85. doi: 10.1186/s13023-018-0830-6

Table 1.

Description of the population of the data warehouse at Necker hospital

DrWH
Nb patients 446,481
Sex ratio (M) 47%
Median Nb reports excluding biological reports per patient 2 [1–6]
Median follow up (years) per patient 0.06 [0–2]

In brackets lower and upper quartile