Table 3 Means (SD) per genotype for PIQ, VIQ and FIQ for young and adult cohorts for the most significant SNPs within the CHRM2 gene

AA

AG

GG

AA

AG

GG

0.38

0.46

0.17

0.39

0.47

0.14

rs2350780

PIQ

94.43 (18.96)

95.21 (19.86)

95.94 (17.59)

366

104.77 (12.93)

104.61 (11.44)

104.37 (10.81)

359

(136243509)

VIQ

102.24 (13.67)

103.07 (12.69)

104.17 (11.67)

367

104.81 (13.56)

104.19 (11.00)

104.40 (11.43)

359

FIQ

98.38 (15.54)

99.11 (15.26)

100.79 (13.70)

366

104.54 (12.82)

103.89 (10.50)

103.77 (10.18)

359

AA

AT

TT

AA

AT

TT

0.44

0.47

0.09

0.42

0.45

0.13

rs1364409

PIQ

95.30 (19.27)

93.93 (18.99)

97.16 (19.92)

361

105.16 (12.83)

104.52 (11.30)

104.31 (10.57)

350

(136262573)

VIQ

102.30 (13.91)

102.93 (12.01)

105.86 (12.48)

362

104.61 (12.56)

104.45 (11.76)

104.02 (10.85)

350

FIQ

98.72 (16.00)

98.47 (14.31)

102.82 (15.57)

361

104.56 (12.20)

104.03 (11.03)

103.49 (9.34)

350

CC

CT

TT

CC

CT

TT

0.44

0.46

0.10

0.42

0.46

0.13

rs7782965

PIQ

95.14 (19.46)

93.97 (19.25)

96.66 (19.06)

345

104.35 (11.87)

104.81 (11.51)

104.50 (10.67)

345

(136274673)

VIQ

101.96 (14.03)

102.56 (11.75)

105.31 (13.17)

346

104.04 (12.35)

104.47 (11.61)

103.66 (10.93)

345

FIQ

98.43 (16.17)

98.28 (14.35)

102.18 (15.52)

345

103.85 (11.53)

104.16 (11.08)

103.34 (9.35)

345

AA

AG

GG

AA

AG

GG

0.41

0.48

0.11

0,39

0,46

0,15

rs1378646

PIQ

95.87 (18.83)

93.78 (18.93)

96.80 (19.62)

365

104.52 (13.00)

104.92 (11.160

104.61 (10.59)

363

(136214872)

VIQ

102.21 (14.06)

103.03 (11.85)

104.41 (12.74)

366

104.06 (13.22)

105.03 (11.61)

103.87 (11.01)

363

FIQ

98.97 (15.80)

98.48 (14.24)

101.62 (15.39)

365

103.98 (12.73)

104.55 (10.72)

103.50 (9.51)

363

AA

AG

GG

AA

AG

GG

0.44

0.44

0.12

0.42

0.47

0.11

rs2061174

PIQ

95.56 (18.61)

93.58 (20.13)

96.66 (18.12)

363

103.33 (12.81)

105.34 (11.33)

105.11 (9.40)

389

(136311940)

VIQ

101.55 (13.93)

102.89 (12.32)

106.34 (11.77)

364

103.60 (13.62)

105.36 (11.03)

102.64 (10.43)

389

FIQ

98.40 (15.60)

98.40 (15.37)

102.14 (14.06)

363

103.16 (12.82)

104.93 (10.23)

102.88 (8.97)

389

TT

CT

CC

TT

CT

CC

0.48

0.42

0.10

0.59

0.34

0.07

rs17411561

PIQ

87.19 (19.37)

95.95 (18.21)

94.89 (19.64)

345

107.15 (11.31)

103.48 (11.47)

105.02 (11.83)

307

(136332728)

VIQ

99.53 (12.25)

103.45 (12.94)

103.71 (12.72)

346

108.09 (10.22)

103.21 (10.44)

104.54 (12.44)

307

FIQ

92.72 (15.08)

99.94 (14.63)

99.54 (15.76)

345

107.24 (10.13)

102.78 (10.31)

104.39 (11.61)

307

AA

AG

GG

AA

AG

GG

0.29

0.50

0.21

0,25

0,49

0,26

rs324640

PIQ

94.72 (19.94)

94.04 (19.09)

96.61 (18.68)

363

102.21 (12.83)

105.64 (11.55)

104.37 (11.03)

386

(136339536)

VIQ

101.70 (13.90)

102.77 (12.79)

103.88 (12.38

364

102.81 (13.92)

105.69 (11.70)

103.35 (11.26)

386

FIQ

97.88 (16.29)

98.53 (14.79)

100.83 (15.15)

363

102.08 (12.61)

105.36 (11.12)

103.17 (10.02)

386

AA

AT

TT

AA

AT

TT

0.30

0.48

0.21

0.26

0.48

0.26

rs324650

PIQ

93.59 (19.42)

94.45 (19.20)

96.82 (18.40)

363

102.59 (12.51)

105.50 (11.83)

104.19 (11.11)

369

(136344201)

VIQ

101.43 (13.98)

102.73 (12.76)

104.36 (11.92)

364

103.37 (13.52)

105.61 (11.69)

102.83 (11.48)

369

FIQ

97.14 (15.99)

98.73 (14.95)

101.26 (14.60)

363

102.54 (12.28)

105.25 (11.38)

102.83 (10.21)

369