From: The normal electrocardiograms in the conscious newborn lambs in neonatal period and its progression
Lead | Age (days) | P (s) | PR (s) | QRS (s) | QTc (s) | T (s) |
---|---|---|---|---|---|---|
I | Birth | 0.043 ± 0.008 | 0.075 ± 0.015 | 0.036 ± 0.007a* | 0.233 ± 0.023a | 0.068 ± 0.014 |
7 | 0.039 ± 0.008 | 0.070 ± 0.017 | 0.036 ± 0.007a | 0.226 ± 0.033a | 0.068 ± 0.019 | |
14 | 0.037 ± 0.007 | 0.067 ± 0.012 | 0.035 ± 0.009a | 0.236 ± 0.020ab | 0.060 ± 0.014 | |
21 | 0.037 ± 0.006 | 0.070 ± 0.0086 | 0.040 ± 0.008a | 0.249 ± 0.020bc | 0.066 ± 0.011 | |
28 | 0.039 ± 0.006 | 0.072 ± 0.014 | 0.035 ± 0.006a | 0.249 ± 0.019c | 0.068 ± 0.007 | |
35 | 0.039 ± 0.007 | 0.077 ± 0.017 | 0.042 ± 0.009b | 0.255 ± 0.027d | 0.069 ± 0.014 | |
II | Birth | 0.040 ± 0.008 | 0.070 ± 0.016 | 0.039 ± 0.006 | 0.234 ± 0.022ab | 0.076 ± 0.012 |
7 | 0.039 ± 0.007 | 0.074 ± 0.022 | 0.040 ± 0.011 | 0.226 ± 0.020 b | 0.068 ± 0.015 | |
14 | 0.039 ± 0.008 | 0.066 ± 0.008 | 0.039 ± 0.009 | 0.230 ± 0.022b | 0.060 ± 0.015 | |
21 | 0.040 ± 0.007 | 0.073 ± 0.009 | 0.052 ± 0.049 | 0.248 ± 0.017ac | 0 066 ± 0.010 | |
28 | 0.041 ± 0.006 | 0.074 ± 0.009 | 0.042 ± 0.008 | 0.255 ± 0.019c | 0.070 ± 0.010 | |
35 | 0.040 ± 0.005 | 0.075 ± 0.011 | 0.042 ± 0.008 | 0.263 ± 0.027c | 0.067 ± 0.011 | |
III | Birth | 0.040 ± 0.006 | 0.069 ± 0.014a | 0.036 ± 0.008 | 0.231 ± 0.022ab | 0.068 ± 0.014ac |
7 | 0.037 ± 0.008 | 0.067 ± 0.015a | 0.038 ± 0.007 | 0.217 ± 0.025b | 0.059 ± 0.014b | |
14 | 0.038 ± 0.008 | 0.066 ± 0.011a | 0.037 ± 0.009 | 0.233 ± 0.017bc | 0.060 ± 0.011bc | |
21 | 0.041 ± 0.007 | 0.073 ± 0.010ab | 0.037 ± 0.012 | 0.246 ± 0.01bd | 0.061 ± 0.011bc | |
28 | 0.040 ± 0.006 | 0.070 ± 0.010a | 0.042 ± 0.013 | 0.252 ± 0.015d | 0.066 ± 0.012abc | |
35 | 0.042 ± 0.006 | 0.079 ± 0.014b | 0.041 ± 0.008 | 0.260 ± 0.030d | 0.067 ± 0.012c | |
aVR | Birth | 0.039 ± 0.007 | 0.066 ± 0.012a | 0.035 ± 0.007 | 0.236 ± 0.023ab | 0.074 ± 0.011a |
7 | 0.035 ± 0.005 | 0.067 ± 0.010a | 0.035 ± 0.008 | 0.222 ± 0.026b | 0.065 ± 0.017b | |
14 | 0.037 ± 0.009 | 0.066 ± 0.009a | 0.035 ± 0.007 | 0.230 ± 0.023ab | 0.058 ± 0.012c | |
21 | 0.035 ± 0.005 | 0.070 ± 0.007ab | 0.037 ± 0.007 | 0.245 ± 0.020ac | 0.067 ± 0.013b | |
28 | 0.040 ± 0.005 | 0.075 ± 0.015b | 0.035 ± 0.010 | 0.252 ± 0.017c | 0.069 ± 0.008b | |
35 | 0.037 ± 0.005 | 0.075 ± 0.011b | 0.035 ± 0.007 | 0.261 ± 0.023c | 0.072 ± 0.010b | |
aVL | Birth | 0.040 ± 0.009ac | 0.069 ± 0.017ab | 0.047 ± 0.063 | 0.234 ± 0.027ab | 0.059 ± 0.010ab |
7 | 0.035 ± 0.007b | 0.067 ± 0.013a | 0.039 ± 0.009 | 0.219 ± 0.017b | 0.060 ± 0.011abc | |
14 | 0.035 ± 0.007bc | 0.065 ± 0.0085a | 0.038 ± 0.006 | 0.235 ± 0.022bc | 0.056 ± 0.012a | |
21 | 0.039 ± 0.007c | 0.077 ± 0.017bc | 0.040 ± 0.01 | 0.243 ± 0.015ac | 0.065 ± 0.013b | |
28 | 0.040 ± 0.008cd | 0.075 ± 0.013bc | 0.037 ± 0.007 | 0.251 ± 0.018cd | 0.062 ± 0.011abc | |
35 | 0.041 ± 0.009d | 0.080 ± 0.016c | 0.041 ± 0.009 | 0.261 ± 0.025d | 0.067 ± 0.011c | |
aVF | Birth | 0.041 ± 0.005ac | 0.070 ± 0.016abcd | 0.039 ± 0.007a | 0.235 ± 0.023ab | 0.072 ± 0.012ac |
7 | 0.037 ± 0.006b | 0.068 ± 0.015abc | 0.036 ± 0.006a | 0.219 ± 0.019b | 0.062 ± 0.016bc | |
14 | 0.037 ± 0.006b | 0.066 ± 0.008b | 0.040 ± 0.010ab | 0.234 ± 0.020ab | 0.060 ± 0.013b | |
21 | 0.042 ± 0.005c | 0.074 ± 0.010cd | 0.040 ± 0.008ab | 0.245 ± 0.018ac | 0.065 ± 0.007bc | |
28 | 0.043 ± 0.005ac | 0.075 ± 0.007d | 0.044 ± 0.008b | 0.251 ± 0.018 ad | 0.063 ± 0.010bc | |
35 | 0.042 ± 0.006ac | 0.075 ± 0.013d | 0.040 ± 0.008ab | 0.266 ± 0.027 d | 0.068 ± 0.011c | |
BA | Birth | 0.055 ± 0.033 | 0.075 ± 0.011 | 0.042 ± 0.006 | 0.233 ± 0.021ab | 0.175 ± 0.0267ab |
7 | 0.045 ± 0.009 | 0.078 ± 0.010 | 0.042 ± 0.007 | 0.222 ± 0.021a | 0.162 ± 0.0259ab | |
14 | 0.047 ± 0.008 | 0.075 ± 0.009 | 0.042 ± 0.009 | 0.225 ± 0.016a | 0.167 ± 0.0189a | |
21 | 0.046 ± 0.007 | 0.080 ± 0.008 | 0.042 ± 0.007 | 0.239 ± 0.015ac | 0.184 ± 0.0204bc | |
28 | 0.046 ± 0.008 | 0.082 ± 0.012 | 0.043 ± 0.005 | 0.247 ± 0.017cd | 0.194 ± 0.0194c | |
35 | 0.046 ± 0.005 | 0.082 ± 0.011 | 0.042 ± 0.006 | 0.258 ± 0.028d | 0.210 ± 0.0343d |