Table 8 Comparison of Observed Versus Expected Reduction Factors # of Persons Mean Reduction Factor Expected Reduction Factor for Adult Males‘) NA 2.4 Observed Reduction Factor for Adult Bikini Males | 17 2.3 Expected Reduction Factor for Adult Females ‘2? NA 3.5 Observed Reduction Factor for Adult Bikini Females 16 3.8 Expected Reduction Factor for Children Ages 5-14°2) NA 5.9 Observed Reduction Factor for Children Ages 5-14 12 Description . 12. NA = Data Not Available (1) Effective half time obtained from ICRP Publication I10A (ICRP 71). (2) Effective half time obtained from NCRP Report 52 (NCRP 77). 21