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Table 1: Comparison of patient demographics between subgroups^{^a}
Group A Aneurysm (n = 62) Group B Aneurysm (n = 16) P Value
Sex (female) 49 6 <.01^{^b}
Age (yr) 53.82 ± 8.83 52.62 ± 11.75 .65
Aneurysm size (mm) 5.10 ± 2.35 6.90 ± 1.91 <.01^{^b}
Packing attenuation (%)^{^c} 27.35 ± 9.44 (n = 58) 24.01 ± 4.68 (n = 16) .17
Follow-up (mo) 24.90 ± 19.95 20.43 ± 11.68 .39
Use of stent^{^d} 30 (48.3%) 3 (18.7%) .06
Ruptured aneurysm^{^d} 11 (17.7%) 5 (31.2%) .09
Initial angiographic result 
    Complete 47 (75.8%) 11 (68.7%) .92
    Near-complete 15 (24.2%) 5 (31.3%) .92
    Incomplete 0 0 
↵a Unless otherwise indicated, data are presented as mean ± SD.
↵b Statistically significant (P < .05).
↵c Packing attenuation (%) = (coil volume/aneurysm volume) × %. Seventy-four of 78 cases had the record of packing attenuation.
↵d Data are presented as number of patients.