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Table 3 Description of health outcomes

From: Study Protocol. Evaluating the life-course health impact of a city-wide system approach to improve air quality in Bradford, UK: A quasi-experimental study with implementation and process evaluation

Health Outcomes

CTV3 and ICD-10 codes

Length of follow up

Life-course stage

PRIMARY: Respiratory health: A&E / GP attendances, assessed weekly

CTV3 codes: XaKyZ, Xa9Bt, X00n8, X00n9, H27.., H270., XM0rz, XaIBK, H2700, X100E, Xa0lY, XE0YG, XaDsa, X100H, Xa7nL, H200., X100J, XM0rv, Xa7nU, Xa7nT, Xa7nP, XE0YH, XaJEl, Xa7nL, Xa7nN, Xa7nM, X100M, XE0Xt, XE0Xs, XE0Xr, X100B, X1007, XSDOK, H061., X100C, H0615, XaYYt, XaDtP, H30z., H31.., H310., XaDtg, Xa87h, H32.., H3..., H3z.., XaEIV, XaEIY, XaEIW, XaN4a, H33.., X101x, XE0YX, 663 V1, H332., 663 V2, 663e., 663P., 663 N2, XaXZx, XE0YW, 663 N0, 663 N., 663 N1

ICD-10 codes: Respiratory infection (J05.0, J10-J16, J18, J20, J21); bronchitis (J40 – J42); asthma (J45); COPD (J43-J34)

1 year (interim) and 3 years post implementation

Children

Adults

Older adults

SECONDARY: Cardiovascular health: A&E / GP attendances, assessed weekly/monthly

CTV3 codes: XE2uV, G3z.., G33.., G33z., Ua1eH, X200E, XE0Uh, G35.., G30y., G305., G301z, G304., Xa0YL, G308., XE0WC, G3110, G312., G70.., XM0rN, XE2uV, XE2aA, G341., XM1Qk, G3410, G3412, G343., X200D, XE0WG, G34.., G34z., X202Z, G561z, XE2QF, X202a, G560., G5610, X202d, G5620, XaRCL, Xa0lU, G565., G564., X77Ab, G5654, X202Y, XE0We, G56zz, XE0V5, X202n, XaC2L, X2025, G570., XE0V4, G572z, G5730, G573., G5740, G574., G58.., XE0V9, X202l, XE2QG, XE0V8, Xa1uW, G60z., XE0VF, G61z., XA0BG, Xa0kZ, XE0VJ, X00D1, XaEGq

ICD-10 codes: Angina/MI (I20-I22, I24, I25); dysrhythmia/conduction disturbance (I44-I49); heart failure (I50); stroke (haemorrhage or infarction; I60-I64))

1 year (interim) and

3 years

Adults

Older adults

SECONDARY: Birth outcomes, assessed monthly

ICD-10 codes: Pre-term birth (< 37 weeks gestation: O60.1, 060.3, P07.2, P07.3) and low birth weight (< 2.5 kg: P07.0, P07.1)

3 years

Children