Exhibit 99.39 MBNA MASTER CREDIT CARD TRUST II SERIES 1998-J KEY PERFORMANCE FACTORS November 30, 1998 Expected B Maturity 9/15/03 Blended Coupon 5.3496% Excess Protection Level 3 Month Average 4.26% November, 1998 4.26% October, 1998 N/A September, 1998 N/A Cash Yield18.69% Investor Charge Offs 4.75% Base Rate 9.69% Over 35 Day Delinquency 5.37% Seller's Interest 9.39% Total Payment Rate13.51% Total Principal Balance$40,339,382,471.40 Investor Participation Amount$750,000,000.00 Seller Participation Amount$3,787,462,952.91 For purposes of calculating the Base Rate and Excess Protection Level, a Coupon of 7.69% (32/360) was used. The Base Rate was calculated using a 32 day monthly period, 10/29/98-11/30/98.