Table 4 Detailed Statistics for Fig. 5

From: Transient nicotine exposure in early adolescent male mice freezes their dopamine circuits in an immature state

N

Test

Factor

Statistic

Statistic Value

p value

Corresponding Figure

A - CPP to 0.2 mg/kg nicotine - naive adolescents

SAL = 17, NIC = 19

Shapiro-Wilk normality test

 

W

0.9712

0.4605

Fig. 4A center

One Sample t test

SAL difference from 0

t

−0.7875

0.4425

 

One Sample t test

NIC difference from 0

t

2.7048

0.0145

 

Welch Two Sample t test

SAC vs NIC

t

2.3317

0.0262

 

B - CPP to 0.2 mg/kg nicotine - naive adults

SAC = 12, NIC = 12

Shapiro-Wilk normality test

 

W

0.8885

0.0124

Fig. 4A right

One Sample t-test

SAC difference from 0

t

0.3367

0.7427

 

One Sample t-test

NIC difference from 0

t

0.2286

0.8234

 

Welch Two Sample t-test

SAC vs NIC

t

−0.0797

0.9372

 

C - % time in open arms of EOM - naïve adolescent animals

SAL = 9, NIC = 10,

Shapiro-Wilk normality test

 

W

0.9832

0.6108

Fig. 4B center

Welch Two Sample t-test

NIC vs. SAC in 0−3 min

t

0.6447

0.9308*

 

Welch Two Sample t-test

NIC vs. SAC in 3−6 min

t

0.7492

0.9308*

 

Welch Two Sample t-test

NIC vs. SAC in 6−9 min

t

−1.2011

0.7408*

 

D - % time in open arms of EOM - naïve adult animals

SAL = 12, NIC = 14,

Shapiro-Wilk normality test

 

W

0.8876

0.0000

Fig. 4B right

Wilcoxon rank sum test with continuity correction

NIC vs. SAC in 0−3 min

W

104.0000

0.3159*

 

Wilcoxon rank sum test with continuity correction

NIC vs. SAC in 3−6 min

W

51.0000

0.1891*

 

Wilcoxon rank sum test with continuity correction

NIC vs. SAC in 6−9 min

W

35.0000

0.0377*

 

E - % time in open arms of EOM - DREADDS

MCH + SAL = 11, MCH + NIC = 10,

Shapiro-Wilk normality test

 

W

0.7376

0.0000

Fig. 4C

HM4 + SAL = 11, HM4 + NIC = 14

Kruskal-Wallis rank sum test

All groups, 0−3 min

Kruskal-Wallis chi-squared

1.7264

0.6311

 

Kruskal-Wallis rank sum test

All groups, 3−6 min

Kruskal-Wallis chi-squared

18.0767

0.0004

 

Kruskal-Wallis rank sum test

All groups, 6−9 min

Kruskal-Wallis chi-squared

16.4805

0.0009

 

Wilcoxon rank sum test with continuity correction

HM4-SAL vs HM4-NIC, 3−6 min

W

1.0000

0.0033*

 

Wilcoxon rank sum test with continuity correction

MCH-SAL vs MCH-NIC, 3−6 min

W

29.0000

0.1846*

 

Wilcoxon rank sum test with continuity correction

MCH-SAL vs HM4-SAL, 3−6 min

W

56.0000

0.1846*

 

Wilcoxon rank sum test with continuity correction

MCH-NIC vs HM4-NIC, 3−6 min

W

21.0000

0.3423*

 

Wilcoxon rank sum test with continuity correction

HM4-SAL vs HM4-NIC, 6−9 min

W

1.0000

0.0040*

 

Wilcoxon rank sum test with continuity correction

MCH-SAL vs MCH-NIC, 6−9 min

W

28.0000

0.1368*

 

Wilcoxon rank sum test with continuity correction

MCH-SAL vs HM4-SAL, 6−9 min

W

37.0000

0.1368*

 

Wilcoxon rank sum test with continuity correction

MCH-NIC vs HM4-NIC, 6−9 min

W

18.0000

0.5915*

 
  1. *Holm correction for multiple comparisons.