7 lines (6 with data), 250 Bytes

e022a 0 128 0 16:53:00 06/04/1988
# Start time=16:53
# First beat=17:02:39.156
# <age-range>: 65-69, <sex>: Male, <medication>: None
# <RR-low-limit(sec)>: 0.5,  <RR-high-limit(sec)>: 0.742
# Note: recording with a timing signal, flutter-compensated