Please note the following revisions:

Increase for the sleeve

Cont in patt as set and cast on 5 sts at the beg of the next 2 rows. 108 (120, 134, 146, 160, 174) sts.
Work these new sts in garter st as follows:
Next row (RS): K5 (5, 6, 6, 7, 8), *Pattern row 3 across 98 (110, 122, 134, 146, 158) sts, k5 (5, 6, 6, 7, 8).
Next row: K5P5 (5, 6, 6, 7, 8), *Pattern row 4 across 98 (110, 122, 134, 146, 158) sts, k5p5 (5, 6, 6, 7, 8).
These 2 rows set the position of the patt. Cont...