Exhibit 99.4 MBNA MASTER CREDIT CARD TRUST II SERIES 1995-A KEY PERFORMANCE FACTORS March 31, 1998 Expected B Maturity 9/15/04 Blended Coupon 6.0056% Excess Protection Level 3 Month Average 4.96% March, 1998 5.68% February, 1998 4.56% January, 1998 4.64% Cash Yield 18.54% Investor Charge Offs 4.85% Base Rate 8.01% Over 35 Day Delinquency 5.06% Seller's Interest 11.41% Total Payment Rate 13.80% Total Principal Balance $33,909,306,783.29 Investor Participation Amount $575,000,000.00 Seller Participation Amount $3,867,972,264.80