Table 6: Overdensities of the three samples.
R1138 <40 $^{\prime \prime }$ <60 $^{\prime \prime }$ 20 $^{\prime \prime }$-60 $^{\prime \prime }$
(1) (2) (3) (2) (3) (2) (3)
EROs 4.7 2.5 3.2 2.9 3.3 3.3
H$\alpha $ 4.8 2.6 2.6 2.5 2.8 3.0
Ly$\alpha $ 2.6 1.0 3.1 1.5 3.1 1.7
Notes: (1) Sample, either EROs, candidate Ly$\alpha $ or H$\alpha $ emitters; (2) density in terms
of background density; (3) significance ($\sigma $) of (2).


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