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Table 1 Direct standardisation calculations for subclinical hyperthyroidism

From: Standardisation of rates using logistic regression: a comparison with the direct method

Age group Sex Cases in study (rij) Age-sex distribution of the study population (nij) Age-sex specific prevalence rate in study (per 100) ( p ^ i j = r i j n i j × 100 ) MathType@MTEF@5@5@+=feaagaart1ev2aaatCvAUfKttLearuWrP9MDH5MBPbIqV92AaeXatLxBI9gBaebbnrfifHhDYfgasaacPC6xNi=xH8viVGI8Gi=hEeeu0xXdbba9frFj0xb9qqpG0dXdb9aspeI8k8fiI+fsY=rqGqVepae9pg0db9vqaiVgFr0xfr=xfr=xc9adbaqaaeGaciGaaiaabeqaaeqabiWaaaGcbaGaeiikaGIafmiCaaNbaKaadaWgaaWcbaGaemyAaKMaemOAaOgabeaakiabg2da9KqbaoaalaaabaGaemOCai3aaSbaaeaacqWGPbqAcqWGQbGAaeqaaaqaaiabd6gaUnaaBaaabaGaemyAaKMaemOAaOgabeaaaaGccqGHxdaTcqaIXaqmcqaIWaamcqaIWaamcqGGPaqkaaa@4103@ Age-sex distribution of E & W in 100's (Nij) Expected cases N ij × p ^ i j MathType@MTEF@5@5@+=feaagaart1ev2aaatCvAUfKttLearuWrP9MDH5MBPbIqV92AaeXatLxBI9gBaebbnrfifHhDYfgasaacPC6xNi=xH8viVGI8Gi=hEeeu0xXdbba9frFj0xb9qqpG0dXdb9aspeI8k8fiI+fsY=rqGqVepae9pg0db9vqaiVgFr0xfr=xfr=xc9adbaqaaeGaciGaaiaabeqaaeqabiWaaaGcbaGafmiCaaNbaKaadaWgaaWcbaGaemyAaKMaemOAaOgabeaaaaa@3032@ N i j 2 × p ^ i j n i j MathType@MTEF@5@5@+=feaagaart1ev2aaatCvAUfKttLearuWrP9MDH5MBPbIqV92AaeXatLxBI9gBaebbnrfifHhDYfgasaacPC6xNi=xH8viVGI8Gi=hEeeu0xXdbba9frFj0xb9qqpG0dXdb9aspeI8k8fiI+fsY=rqGqVepae9pg0db9vqaiVgFr0xfr=xfr=xc9adbaqaaeGaciGaaiaabeqaaeqabiWaaaGcbaqcfa4aaSaaaeaacqWGobGtdaqhaaqaaiabdMgaPjabdQgaQbqaaiabikdaYaaacqGHxdaTcuWGWbaCgaqcamaaBaaabaGaemyAaKMaemOAaOgabeaaaeaacqWGUbGBdaWgaaqaaiabdMgaPjabdQgaQbqabaaaaaaa@3C0B@
65–69 male 16 945 1.6931 11306 19142 22902048
65–69 female 13 981 1.3252 12149 16100 19938220
70–74 male 14 916 1.5284 9541 14582 15189849
70–74 female 14 839 1.6687 11228 18736 25073151
75–79 male 17 643 2.6439 7334 19390 22116112
75–79 female 29 660 4.3939 9865 43346 64789451
80+ male 9 388 2.3196 7791 18072 36288203
80+ female 17 509 3.1434 15327 48179 145077055
Total   128 5881 2.1765 84541 197547 351373093
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BMC Health Services Research

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