Exhibit 99.27 MBNA MASTER CREDIT CARD TRUST II SERIES 1998-E KEY PERFORMANCE FACTORS December 31, 2000 Expected B Maturity 4/15/08 Blended Coupon 6.9313% Excess Protection Level 3 Month Average 4.31% December, 2000 0.35% November, 2000 6.39% October, 2000 6.18% Cash Yield19.86% Investor Charge Offs10.15% Base Rate 9.36% Over 30 Day Delinquency 4.72% Seller's Interest10.47% Total Payment Rate13.35% Total Principal Balance$57,190,978,436.47 Investor Participation Amount$882,400,000.00 Seller Participation Amount$5,990,287,874.98