Skip to main content
. 2024 May 15;26(5):476–480. [Article in Chinese] doi: 10.7499/j.issn.1008-8830.2311149

表2.

两组哮喘患儿基线及随访1年的肺通气功能比较

指标 基线 随访1年
≥80%组 (n=267) <80%组 (n=60) Z/t P ≥80%组 (n=213) <80%组 (n=45) Z/t P
FVC%pred ( x¯±s ) 103±12 104±10 -0.828 0.408 102±11 103±11 -0.943 0.346
FEV1%pred ( x¯±s ) 104±12 98±10 -0.906 <0.001 102±11a 99±11 1.563 0.119
PEF%pred [M(P 25, P 75)] 101.5(92.6, 110.1) 97.1(89.1, 103.7) -2.837 0.005 98.9(90.3, 108.5) 96.3(88.2, 104.3) -1.547 0.122
FEF50%pred [M(P 25, P 75)] 87.0(77.6, 99.8) 72.0(66.0, 76.4) -8.225 <0.001 84.4(75.6, 97.1) 76.4(67.0, 81.9)a -3.532 <0.001
FEF75%pred [M(P 25, P 75)] 68.8(58.3, 82.1) 52.8(45.2, 59.6) -7.594 <0.001 68.2(55.9, 83.5) 56.3(50.5, 66.8)a -3.872 <0.001
MMEF%pred [M(P 25, P 75)] 84.8(73.9, 95.2) 66.0(59.6, 71.0) -8.943 <0.001 81.2(70.9, 94.9) 72.1(63.9, 78.1)a -3.906 <0.001

注:[FVC]用力肺活量;[FEV1]第1秒用力呼气量;[PEF]呼气流量峰值;[FEF50]用力呼出50%肺活量的呼气流量;[FEF75]用力呼出75%肺活量的呼气流量;[MMEF]最大呼气中期流量。a示与同组基线水平比较,P<0.05。