Table:
Covariate	Case group (N = 209)	Control group (N = 488)
%	N	Mean	SD	%	N	Mean	SD
Sex = male	45.0	94	47.8	233
Smoking	35.9	75	21.7	106
Q1	0.91	0.80	−0.39	0.81
Q2	0.59	0.99	−0.25	0.89
Q4	−0.80	0.99	0.34	0.78

Continue parse the table with markdown style: | Covariate | <COLSPAN=4> Case group (N = 209) | <COLSPAN=4> Control group (N = 488) | 
 |  | % | N | Mean | SD | % | N | Mean | SD | 
 | --- | --- | --- | --- | --- | --- | --- | --- | --- | 
 | Sex = male | 45.0 | 94 |  |  | 47.8 | 233 |  |  | 
 | Smoking | 35.9 | 75 |  |  | 21.7 | 106 |  |  | 
 | Q1 |  |  | 0.91 | 0.80 |  |  | −0.39 | 0.81 | 
 | Q2 |  |  | 0.59 | 0.99 | 

|  | −0.25 | 0.89 | 
 | Q4 |  |  | −0.80 | 0.99 |  |  | 0.34 | 0.78 |