Evidence of Allergic Reactions and Cardiopulmonary Impairments among Traders Operating from Foodstuff Warehouses

Table 2

Profile of lung function among foodstuff traders who operated from warehouses () and open market ().

Variables	Mean	SD	Mean difference	-value	value
FVC
(i) WT	1.67	0.988	−0.723	−2.654
(ii) OT	2.39	0.547
FEV1
(i) WT	1.26	0.771	−0.497	−2.240
(ii) OT	1.75	0.574
FEV1/FVC
(i) WT	81.94	25.722	4.890	0.663	0.510
(ii) OT	77.05	18.737
FEF200–1200
(i) WT	1.84	1.053	−0.341	−1.148	0.047
(ii) OT	2.18	0.699
FEF25–75
(i) WT	1.82	1.045	−0.261	−0.890	0.065
(ii) OT	2.08	0.658
FEF75–85
(i) WT	1.39	0.728	−0.221	−1.117
(ii) OT	1.61	0.344
FEF25
(i) WT	1.90	1.136	−0.569	−1.726	−0.249
(ii) OT	2.47	0.884
FEF50
(i) WT	1.91	1.085	−0.242	−3.958
(ii) OT	2.15	0.688
FEF75
(i) WT	1.56	0.866	−0.21	−0.915
(ii) OT	1.78	0.444
PEF
(i) WT	2.22	1.139	−0.457	−1.401	0.168
(ii) OT	2.68	0.825

indicates significance at ; WT: warehouse foodstuff traders; OT: open market foodstuff traders.