In last 3 out of 4 matches, Northern Ireland (w) played as home team, both teams didn't score in the match.
In last 3 out of 4 home matches, Northern Ireland (w) ended draw in 1st half.
In last 3 out of 4 matches, Republic of Ireland (w) played as away team, both teams didn't score in the match.
In last 3 out of 4 away matches, Republic of Ireland (w) ended draw in 1st half.