. 2020 Mar 4;318(5):C931–C942. doi: 10.1152/ajpcell.00166.2018

Table 9.

MHC pre-mRNA

Variable	Men		Women		Training Effect	Sex Effect	Interaction Effect
Variable	Pre	Post	Pre	Post	Training Effect	Sex Effect	Interaction Effect
Type I pre-mRNA	27.8 ± 3.8	32.5 ± 4.8	37.1 ± 5.2	37.3 ± 4.6	F_1,19 = 0.433 n.s.	F_1,19 = 2.501 n.s.	F_1,19 = 0.286 n.s.
IIa pre-mRNA	46.5 ± 4.0	52.5 ± 5.7	42.8 ± 4.4	49.1 ± 2.4	F_1,17 = 8.986 P = 0.0081	F_1,17 = 0.0874 n.s.	F_1,17 = 3.505 n.s.
IIx pre-mRNA	21.5 ± 3.3	12.9 ± 2.0	11.0 ± 1.6	12.6 ± 1.2	F_1,19 = 3.224 n.s. (P = 0.088)	F_1,19 = 1.271 n.s.	F_1,19 = 14.138 P = 0.0013
IIb pre-mRNA	8.3 ± 2.0	14.2 ± 2.8	5.9 ± 1.7	13.8 ± 4.1	F_1,19 = 8.931 P = 0.0076	F_1,19 = 0.367 n.s.	F_1,19 = 0.694 n.s.

Data are means ± SE in arbitrary units/mg muscle. MHC, myosin heavy chain. Statistical significance was determined by repeated measures ANOVA and is reported for P < 0.05; n.s., not significant.