Annual Report 2012: Spain’s National Preventive Mechanism At the «Zambrana» center, the stay in the admissions unit can last a maximum of three days At the «Zambrana» center, the stay in the Admissions Unit can last a maximum of three days, although normally it is shorter. Of the files examined at random, in approximately 25% it was noted that most minors were assigned to a specific unit the same day they were admitted or the day after, with only 4.5% of minors hav­ ing spent three days in the said Admissions Unit. Interior of a room at the Photograph 32 Photograph 31 «Zambrana» center Interior of a room at the Photograph 33 «Las Palmeras» center 116 THE OMBUDSMAN OF SPAIN