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. 2014 Aug 15;14:70. doi: 10.1186/1471-2253-14-70

Table 2.

Severity of EL and its relationship to gradation of impact

Impact
None Minimal Moderate Severe
EL severity
Mild
32
13
1
0
Moderate
0
3
11
2
High 0 2 3 3

The Spearman correlation severity vs. impact (R2 = 0.73, p < 0.0001).