Exhibit 99.23

MBNA MASTER CREDIT CARD TRUST II SERIES 1997-B

KEY PERFORMANCE FACTORS
September 30, 1998



Expected B Maturity 3/15/12


Blended Coupon 5.8233%



Excess Protection Level
3 Month Average 5.27%
September, 1998 4.35%
August, 1998 6.31%
July, 1998 5.13%


Cash Yield 17.36%


Investor Charge Offs 5.18%


Base Rate 7.82%


Over 35 Day Delinquency 5.04%


Seller's Interest 13.10%


Total Payment Rate 13.10%


Total Principal Balance $39,849,511,082.92


Investor Participation Amount $1,000,000,000.00


Seller Participation Amount $5,219,716,564.43