district       incumbent       party  first elected        result                                         candidates
0  massachusetts 1    silvio conte  republican           1958  re - elected                         silvio conte (r) unopposed
1  massachusetts 2   edward boland  democratic           1952  re - elected   edward boland (d) 72.6% thomas p swank (r) 27.4%
2  massachusetts 3  joseph d early  democratic           1974  re - elected                       joseph d early (d) unopposed
3  massachusetts 4    barney frank  democratic           1980  re - elected  barney frank (d) 59.5% margaret heckler (r) 40.5%
4  massachusetts 7       ed markey  democratic           1976  re - elected       ed markey (d) 77.8% david m basile (r) 22.2%

Table as JSON:
{"district":{"0":"massachusetts 1","1":"massachusetts 2","2":"massachusetts 3","3":"massachusetts 4","4":"massachusetts 7"},"incumbent":{"0":"silvio conte","1":"edward boland","2":"joseph d early","3":"barney frank","4":"ed markey"},"party":{"0":"republican","1":"democratic","2":"democratic","3":"democratic","4":"democratic"},"first elected":{"0":1958,"1":1952,"2":1974,"3":1980,"4":1976},"result":{"0":"re - elected","1":"re - elected","2":"re - elected","3":"re - elected","4":"re - elected"},"candidates":{"0":"silvio conte (r) unopposed","1":"edward boland (d) 72.6% thomas p swank (r) 27.4%","2":"joseph d early (d) unopposed","3":"barney frank (d) 59.5% margaret heckler (r) 40.5%","4":"ed markey (d) 77.8% david m basile (r) 22.2%"}}