16 (from 6 confederations) teams participated in Ice hockey . 16 from 16 nations were the competitors in Ice hockey . Ice hockey was established on 1881; 138 years ago (1881) . 6 events were there in Ice hockey . It was held in 2 August . The sport has the official site chicagomarathon.com . The venue for Ice hockey was ExCeL Exhibition Centre
The sport Ice hockey has more than8 contestants  from more than 5 nations