JOURNAL OF SHANGHAI JIAOTONG UNIVERSITY (MEDICAL SCIENCE) ›› 2021, Vol. 41 ›› Issue (12): 1636-1641.doi: 10.3969/j.issn.1674-8115.2021.12.013
• Clinical research • Previous Articles
Ye-zi CHAI(), Meng JIANG(), Jun PU()
Received:
2021-08-04
Online:
2021-12-28
Published:
2022-01-28
Contact:
Meng JIANG,Jun PU
E-mail:cyz960707@126.com;jiangmeng0919@163.com;pujun310@hotmail.com
Supported by:
CLC Number:
Ye-zi CHAI, Meng JIANG, Jun PU. Relation between body mass index and left ventricular structure and function in patients with hypertrophic cardiomyopathy: a cardiovascular magnetic resonance imaging study[J]. JOURNAL OF SHANGHAI JIAOTONG UNIVERSITY (MEDICAL SCIENCE), 2021, 41(12): 1636-1641.
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URL: https://xuebao.shsmu.edu.cn/EN/10.3969/j.issn.1674-8115.2021.12.013
Indicator | Control group (n=22) | HCM group (n=92) | P value |
---|---|---|---|
Age/year | 46 (42, 52) | 53 (43, 61) | 0.077 |
Female/n(%) | 9 (40.9) | 26 (28.3) | 0.250 |
BMI/(kg·m-2) | 22.51 (20.06, 25.04) | 26.58 (25.26, 28.70) | 0.000 |
Clinical feature | |||
Hypertension/n(%) | 0 (0) | 49 (53.3) | 0.000 |
Hyperlipidemia/n(%) | 2 (9.1) | 24 (26.1) | 0.088 |
Smoking/n(%) | 0 (0) | 22 (23.9) | 0.011 |
Laboratory examination | |||
TNI/(ng·mL-1) | 0 (0, 0.01) | 0.01 (0, 0.04) | 0.004 |
BNP/(pg·mL-1) | 17.00 (12.48, 31.50) | 82.50 (33.75, 207.25) | 0.000 |
Cardiac function classification (NYHA Ⅰ‒Ⅱ)/n(%) | 20 (100.0)① | 80 (100.0)① | 1.000 |
Concurrent medicine in HCM | |||
β-blocker/n(%) | 0 (0) | 49 (53.3) | 0.000 |
ACEI or ARB/n(%) | 0 (0) | 37 (40.2) | 0.000 |
CCB/n(%) | 0 (0) | 29 (31.5) | 0.000 |
Diuretics/n(%) | 0 (0) | 16 (17.4) | 0.000 |
Tab 1 Comparison of demographic data and clinical indicators between the HCM group and the control group
Indicator | Control group (n=22) | HCM group (n=92) | P value |
---|---|---|---|
Age/year | 46 (42, 52) | 53 (43, 61) | 0.077 |
Female/n(%) | 9 (40.9) | 26 (28.3) | 0.250 |
BMI/(kg·m-2) | 22.51 (20.06, 25.04) | 26.58 (25.26, 28.70) | 0.000 |
Clinical feature | |||
Hypertension/n(%) | 0 (0) | 49 (53.3) | 0.000 |
Hyperlipidemia/n(%) | 2 (9.1) | 24 (26.1) | 0.088 |
Smoking/n(%) | 0 (0) | 22 (23.9) | 0.011 |
Laboratory examination | |||
TNI/(ng·mL-1) | 0 (0, 0.01) | 0.01 (0, 0.04) | 0.004 |
BNP/(pg·mL-1) | 17.00 (12.48, 31.50) | 82.50 (33.75, 207.25) | 0.000 |
Cardiac function classification (NYHA Ⅰ‒Ⅱ)/n(%) | 20 (100.0)① | 80 (100.0)① | 1.000 |
Concurrent medicine in HCM | |||
β-blocker/n(%) | 0 (0) | 49 (53.3) | 0.000 |
ACEI or ARB/n(%) | 0 (0) | 37 (40.2) | 0.000 |
CCB/n(%) | 0 (0) | 29 (31.5) | 0.000 |
Diuretics/n(%) | 0 (0) | 16 (17.4) | 0.000 |
Indicator | Control group (n=22) | HCM group (n=92) | P value |
---|---|---|---|
LVEF/% | 65.63 (63.88, 68.59) | 71.67 (67.67, 75.52) | 0.001 |
LVEDV/mL | 136.36 (115.04, 151.50) | 154.95 (133.83, 176.92) | 0.008 |
LVEDV/BSA/(mL·m-2) | 77.35 (71.40, 87.15) | 83.29 (74.03, 93.27) | 0.329 |
LVESV/mL | 46.51 (39.21, 51.84) | 42.95 (33.96, 52.61) | 0.409 |
LVESV/BSA/(mL·m-2) | 27.03 (23.62, 30.85) | 23.45 (18.61, 27.24) | 0.023 |
SV/mL | 90.26 (77.06, 98.30) | 108.88 (90.70, 124.57) | 0.001 |
SV/BSA/(mL·m-2) | 51.50 (48.75, 58.53) | 57.89 (50.97, 65.20) | 0.044 |
CO/(L·min-1) | 5.83 (5.06, 7.12) | 7.15 (6.06, 8.06) | 0.003 |
LVM/g | 73.23 (59.83, 86.18) | 159.65 (122.75, 190.84) | 0.000 |
LVMI/(g·m-2) | 43.97 (38.32, 47.47) | 82.52 (68.37, 97.43) | 0.000 |
GRS/% | 38.21 (34.44, 43.75) | 28.03 (23.87, 34.02) | 0.000 |
GCS/% | 20.97 (19.78, 22.51) | 16.85 (15.06, 119.21) | 0.000 |
GLS/% | 15.77 (15.03, 17.22) | 11.43 (9.65, 13.23) | 0.000 |
Tab 2 Comparison of CMR indexes between the HCM group and the control group
Indicator | Control group (n=22) | HCM group (n=92) | P value |
---|---|---|---|
LVEF/% | 65.63 (63.88, 68.59) | 71.67 (67.67, 75.52) | 0.001 |
LVEDV/mL | 136.36 (115.04, 151.50) | 154.95 (133.83, 176.92) | 0.008 |
LVEDV/BSA/(mL·m-2) | 77.35 (71.40, 87.15) | 83.29 (74.03, 93.27) | 0.329 |
LVESV/mL | 46.51 (39.21, 51.84) | 42.95 (33.96, 52.61) | 0.409 |
LVESV/BSA/(mL·m-2) | 27.03 (23.62, 30.85) | 23.45 (18.61, 27.24) | 0.023 |
SV/mL | 90.26 (77.06, 98.30) | 108.88 (90.70, 124.57) | 0.001 |
SV/BSA/(mL·m-2) | 51.50 (48.75, 58.53) | 57.89 (50.97, 65.20) | 0.044 |
CO/(L·min-1) | 5.83 (5.06, 7.12) | 7.15 (6.06, 8.06) | 0.003 |
LVM/g | 73.23 (59.83, 86.18) | 159.65 (122.75, 190.84) | 0.000 |
LVMI/(g·m-2) | 43.97 (38.32, 47.47) | 82.52 (68.37, 97.43) | 0.000 |
GRS/% | 38.21 (34.44, 43.75) | 28.03 (23.87, 34.02) | 0.000 |
GCS/% | 20.97 (19.78, 22.51) | 16.85 (15.06, 119.21) | 0.000 |
GLS/% | 15.77 (15.03, 17.22) | 11.43 (9.65, 13.23) | 0.000 |
Indicator | Normal BMI group (n=20) | Overweight group (n=43) | Obesity group (n=29) | P value among three group | P value between normal BMI group and overweight group | P value between normal group and obesity group |
---|---|---|---|---|---|---|
Age/year | 45 (37, 59) | 57 (49, 61) | 52 (41, 60) | 0.060 | - | - |
BMI/(kg·m-2) | 21.50 (20.35, 22.34) | 26.33 (25.59, 26.96) | 30.19 (28.73, 31.85) | 0.000 | 0.000 | 0.000 |
CMR | ||||||
LVEF/% | 69.44 (65.74, 72.65) | 72.75 (68.28, 76.66) | 71.98 (67.31, 75.32) | 0.210 | - | - |
LVEDV/mL | 118.62 (101.07, 149.01) | 163.32 (142.49, 177.03) | 169.17 (144.02, 202.72) | 0.000 | 0.000 | 0.000 |
LVEDV/BSA/(mL·m-2) | 76.92 (62.67, 86.33) | 84.56 (76.70, 96.76) | 82.07 (73.22, 98.33) | 0.140 | - | - |
LVESV/mL | 35.03 (29.90, 45.43) | 42.94 (34.01, 50.22) | 47.66 (39.48, 58.74) | 0.022 | 0.128 | 0.006 |
LVESV/BSA/(mL·m-2) | 21.10 (18.62, 27.59) | 23.88 (17.52, 26.78) | 23.95 (19.07, 28.20) | 0.746 | - | - |
SV/mL | 82.53 (73.48, 101.35) | 114.17 (100.38, 125.98) | 111.88 (100.18, 144.52) | 0.000 | 0.000 | 0.000 |
SV/BSA/(mL·m-2) | 54.36 (47.25, 59.13) | 59.63 (54.30, 67.56) | 55.07 (48.18, 67.08) | 0.030 | 0.005 | 0.222 |
CO/(L·min-1) | 5.80 (5.17, 6.26) | 7.45 (6.45, 8.23) | 7.72 (6.83, 8.83) | 0.000 | 0.000 | 0.000 |
LVM/g | 102.13 (87.70, 127.45) | 158.13 (142.04, 190.90) | 176.42 (162.29, 225.32) | 0.000 | 0.000 | 0.000 |
LVMI/(g·m-2) | 64.85 (51.67, 74.04) | 85.36 (75.86, 97.40) | 86.22 (77.68, 111.38) | 0.000 | 0.001 | 0.000 |
GRS/% | 36.43 (26.65, 41.14) | 28.71 (24.27, 32.44)① | 25.69 (20.54, 29.70) | 0.005 | 0.033 | 0.003 |
GCS/% | 19.60 (15.54, 21.33) | 16.81 (15.50, 18.64)② | 15.70 (13.64, 17.66) | 0.006 | 0.049 | 0.003 |
GLS/% | 14.17 (11.37, 16.06) | 11.73 (9.83, 13.07)③ | 9.97 (8.62, 11.45) | 0.000 | 0.005 | 0.000 |
Tab 3 Comparison of CMR indexes in patients with HCM between the three BMI subgroups
Indicator | Normal BMI group (n=20) | Overweight group (n=43) | Obesity group (n=29) | P value among three group | P value between normal BMI group and overweight group | P value between normal group and obesity group |
---|---|---|---|---|---|---|
Age/year | 45 (37, 59) | 57 (49, 61) | 52 (41, 60) | 0.060 | - | - |
BMI/(kg·m-2) | 21.50 (20.35, 22.34) | 26.33 (25.59, 26.96) | 30.19 (28.73, 31.85) | 0.000 | 0.000 | 0.000 |
CMR | ||||||
LVEF/% | 69.44 (65.74, 72.65) | 72.75 (68.28, 76.66) | 71.98 (67.31, 75.32) | 0.210 | - | - |
LVEDV/mL | 118.62 (101.07, 149.01) | 163.32 (142.49, 177.03) | 169.17 (144.02, 202.72) | 0.000 | 0.000 | 0.000 |
LVEDV/BSA/(mL·m-2) | 76.92 (62.67, 86.33) | 84.56 (76.70, 96.76) | 82.07 (73.22, 98.33) | 0.140 | - | - |
LVESV/mL | 35.03 (29.90, 45.43) | 42.94 (34.01, 50.22) | 47.66 (39.48, 58.74) | 0.022 | 0.128 | 0.006 |
LVESV/BSA/(mL·m-2) | 21.10 (18.62, 27.59) | 23.88 (17.52, 26.78) | 23.95 (19.07, 28.20) | 0.746 | - | - |
SV/mL | 82.53 (73.48, 101.35) | 114.17 (100.38, 125.98) | 111.88 (100.18, 144.52) | 0.000 | 0.000 | 0.000 |
SV/BSA/(mL·m-2) | 54.36 (47.25, 59.13) | 59.63 (54.30, 67.56) | 55.07 (48.18, 67.08) | 0.030 | 0.005 | 0.222 |
CO/(L·min-1) | 5.80 (5.17, 6.26) | 7.45 (6.45, 8.23) | 7.72 (6.83, 8.83) | 0.000 | 0.000 | 0.000 |
LVM/g | 102.13 (87.70, 127.45) | 158.13 (142.04, 190.90) | 176.42 (162.29, 225.32) | 0.000 | 0.000 | 0.000 |
LVMI/(g·m-2) | 64.85 (51.67, 74.04) | 85.36 (75.86, 97.40) | 86.22 (77.68, 111.38) | 0.000 | 0.001 | 0.000 |
GRS/% | 36.43 (26.65, 41.14) | 28.71 (24.27, 32.44)① | 25.69 (20.54, 29.70) | 0.005 | 0.033 | 0.003 |
GCS/% | 19.60 (15.54, 21.33) | 16.81 (15.50, 18.64)② | 15.70 (13.64, 17.66) | 0.006 | 0.049 | 0.003 |
GLS/% | 14.17 (11.37, 16.06) | 11.73 (9.83, 13.07)③ | 9.97 (8.62, 11.45) | 0.000 | 0.005 | 0.000 |
Indicator | Unstandardized β | SE | Standardized β | t value | P value |
---|---|---|---|---|---|
Gender | 1.106 | 0.480 | 0.179 | 2.306 | 0.023 |
BMI | -0.343 | 0.066 | -0.431 | -5.215 | 0.000 |
LVMI | -0.040 | 0.010 | -0.342 | -4.163 | 0.000 |
Tab 4 Multivariable linear regression analysis of clinical features and GLS in the HCM group
Indicator | Unstandardized β | SE | Standardized β | t value | P value |
---|---|---|---|---|---|
Gender | 1.106 | 0.480 | 0.179 | 2.306 | 0.023 |
BMI | -0.343 | 0.066 | -0.431 | -5.215 | 0.000 |
LVMI | -0.040 | 0.010 | -0.342 | -4.163 | 0.000 |
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