A U.N. survey has found that more than one in three Afghans detained on conflict-related allegations report being tortured or mistreated.

The report released Wednesday found the number of detainees saying they had been ill-treated or tortured in the past two years __ 278 of 790 interviewed __ was 14 percent lower than the previous observation period.

The report says those interviewed were detained in 128 facilities in 28 of the country's 34 provinces.

It says the detainees reported 16 different torture methods, including severe beatings, suspension from walls or ceilings, electric shocks and near-asphyxiation.

More than 100 detainees interviewed were younger than 18, with 44 saying they were tortured.