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Table 1

Number of sources in each sub-sample considered.

Sub-sample Number of sources Complementary sample Number of sources
EW(Lyα) ≥ 25 Å 52 EW(Lyα) < 25 Å 149
EW(Lyα) ≥ 50 Å 25 EW(Lyα) < 50 Å 176
EW(Lyα) ≥ 70 Å 14 EW(Lyα) < 70 Å 187
Lyαext ≤ 5.7 kpc 20 Lyαext > 5.7 kpc 50
vLyα|≤ 200 km s-1 17 vLyα| > 200 km s-1 28
rUV ≤ 0.3 kpc 20 r > 0.3 kpc 95

Notes. (1) Selection criterion for the sub-sample; (2) number of sources in the sub-sample; (3) selection criterion for the complementary sub-sample; (4) number of sources in the complementary sub-sample.

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