Evaluation of cardiac autonomic dysfunctions in children with type 1 diabetes mellitus

Gözüküçük, Davut; İleri, Berkut A.; Başkan, Serra Karaca; Öztarhan, Ece; Güller, Dilek; Önal, Hasan; Öztarhan, Kazım

doi:10.1186/s12887-024-04644-y

BMC Pediatrics

Table 3 Comparison of the Doppler Tissue Imaging measurements of the right and the left ventricle between both groups

From: Evaluation of cardiac autonomic dysfunctions in children with type 1 diabetes mellitus

Variables	Group A	Group B	P value
Variables	(n = 30)	(n = 30)	P value
E_RV (m/s)	0,14 (0,09—0,19)^d	0,16 (0,11—0,19)^d	0,050^b
E_LV (m/s)	0,15 (0,12—0,21)^d	0,17 (0,11—0,21)^d	0,333^b
A_RV (m/s)	0,14 (0,06—0,21)^d	0,08 (0,07—0,23)^d	< 0,001^b
A_LV (m/s)	0,06 (0,04—0,09)^d	0,07 (0,03—0,08)^d	0,796^b
E/A_RV (unitless)	1,05 (0,64—2,33)^d	1,8 (1,2—2,71)^d	< 0,001^b
E/A_LV (unitless)	2,5 (1,6—4,75)^d	2,7 (0,68—3,3)^d	0,784^b
E/E’RV (unitless)	4,59 (0—6,55)^d	4,19 (3,16—7,64)^d	0,717^b
E/E’LV (unitless)	5,81 (± 1,12)^c	6,2 (± 1,33)^c	0,227^a
VC_RV (m/s)	0,13 (0,11—0,17)^d	0,13 (0,1—0,17)^d	0,058^b
VC_LV (m/s)	0,1 (0,07—0,16)^d	0,09 (0,06—0,15)^d	0,446^b
IVCT_RV (m/s)	0,09 (0,05—0,18)^d	0,09 (0,06—0,13)^d	0,152^b
IVCT_LV (m/s)	0,05 (0,02—0,09)^d	0,05 (0,03—0,11)^d	0,208^b
IVRT_RV (m/s)	0,05 (0,03—0,08)^d	0,04 (0,03—0,05)^d	0,676^b
IVRT_LV (m/s)	0,04 (0,03—0,06)^d	0,04 (0,03—0,07)^d	0,031^b
ET_RV (ms)	135,75 (72,5—196,3)^d	130,25 (83,5—166)^d	0,695^b
ET_LV (ms)	98,6 (64,3—122)^d	103,6 (82,4—124,7)^d	0,093^b
AT_RV (ms)	95,4 (74,3—120,6)^d	86,2 (41,2—125,7)^d	0,424^b
AT_LV (ms)	60 (40,3—92,7)^d	63,35 (49,5—118,3)^d	0,195^b
VCT_RV (ms)	219,9 (171,5—258,7)^d	247,6 (217,8—303,3)^d	< 0,001^b
VCT_LV (ms)	231,15 (105,5—289)^d	246,7 (222—309,2)^d	0,005^b
IVCTT_RV (ms)	36,15 (33—67)^d	34 (25,6—44)^d	0,041^b
IVCTT_LV (ms)	33 (18,5—61)^d	26,55 (22—44)^d	< 0,001^b
IVRTT_RV (ms)	22 (15—33)^d	22 (22—33)^d	0,102^b
IVRTT_LV (ms)	22 (22—27,5)^d	22 (22—27,5)^d	0,175^b
TD_RV (ms)	314,3 (249,5—521,3)^d	387,95 (266—628,3)^d	0,017^b
TD_LV (ms)	314,65 (239,6—510,3)^d	372,5 (266—617,6)^d	0,012^b
TS_RV (ms)	294,4 (248,6—429,4)^d	299 (188,3—338,5)^d	0,679^b
TS_LV (ms)	302,23 (± 36,98)^c	308,39 (± 18,16)^c	0,287^a
DECT_RV (ms)	101,82 (± 24,04)^c	96,04 (± 24,84)^c	0,624^a
DECT_LV (ms)	67,49 (± 10,96)^c	58,19 (± 10,97)^c	0,003^a
PHT_RV (ms)	30,16 (± 6,74)^c	27,55 (± 6,45)^c	0,251^a
PHT_LV (ms)	20 (15—26,5)^d	17,5 (11,5—22,4)^d	0,023^b
MPI_RV (unitless)	0,27 (0,21—0,65)^d	0,23 (± 0,03)^c	< 0,001^b
MPI_LV (unitless)	0,26 (0,18—0,55)^d	0,2 (0,16—0,3)^d	< 0,001^b

Group A: Study group. Group B: Control group
E E wave velocity, A A wave velocity, E/A E wave velocity to A wave velocity ratio, E/E’RV E value found in Tricuspitt PW Doppler to E value found in RV Tissue Doppler Imaging ratio, E/E’LV E value found in Mitral PW Doppler to E value found in LV Tissue Doppler Imaging ratio, VC Ventricular contraction velocity, IVCT Isovolumetric contraction velocity, IVRT Isovolumetric relaxation velocity, ET E wave time, AT A wave time, VCT Ventricular contraction time, IVCTT: Isovolumetric contraction time, IVRTT Isovolumetric relaxation time, TD Total diastole time, TS Total systole time, DECT Deceleration time, PHT Pressure half time, MPI Myocardial performance index
X_RV: Measurements of the right ventricle
X_LV: Measurements of the left ventricle
X^a: Student’s T test has been used for parametric tests
X^b: Mann–Whitney U test has been used for non-parametric tests
X^c: “mean” and “standard deviation” values have been indicated in parenthesis for parameters that suit normal distribution
X^d: “median” and “minimum–maximum” values have been indicated in parenthesis for parameters that does not suit normal distribution

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ISSN: 1471-2431

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