7 lines (6 with data), 253 Bytes

e269b 0 128 0 15:00:00 30/12/1987
# Start time=15:00
# First beat=15:19:27.460
# <age-range>: 55-59, <sex>: Male, <medication>: Encainide
# <RR-low-limit(sec)>: 0.531,  <RR-high-limit(sec)>: 1.125
# Note: reel-to-reel recording, not flutter-compensated